Most awesome new features: [memberships](https://www.paytium.nl/handleiding/membership-sites-wordpress/), [crowdfunding](https://www.paytium.nl/handleiding/crowdfunding-wordpress/), [limits](https://www.paytium.nl/handleiding/limieten/), [field quantities](https://www.paytium.nl/handleiding/flexibele-bedragen/), [file uploads](https://www.paytium.nl/handleiding/extra-velden/).

= 4.1.1 - April 11th, 2020 =

* IMPORTANT: Subscriptions: Update interval amounts to use slash / as separator, see https://www.paytium.nl/handleiding/recurring-payments/#bezoeker-zelf-interval-laten-kiezen
* Subscription interval amounts: disabled this, so users can also allow customers to select an own interval with custom amount
* Add -appearance: radio (webkit, moz, ms, o) to radio buttons for themes that remove it
* Messages after payment: Check that current page/post is not equal to source page/post, if it isn't - don't replace payment form with message after payment. This allows users to show a new form after a payment redirect.
* Label fields: add more options like step
* Improve validation for open amounts to accept more versions with and without decimals
* Memberships/Content: Fix issue where subscriptions weren't checked properly
* Dropdowns: update "Select an amount" to "Select an option"
* Correct placeholder in First Name field
* Subscriptions: also allow creating subscriptions with mandates that are pending (for Belfius, ING Home'Pay and KBC)
* Add "width: 100%" for textarea's too
* Switch jquery-ui.css UI CSS to be inline (don't load from code.jquery.com)

= 4.1.0 - February 20th, 2020 =

NEW
* Subscriptions first payment: If user set a First Payment Label, override the default translation with that
* Subscriptions: add option for customers to select if they want a recurring payment (yes/no) and update interval options to support "once"
* Subscriptions: add option to allow users to select the interval themselves with radio buttons
* Form design: small improvements to default form design; border-radius for form and button, improved colours
* Fields: add "class" option so you can set a custom class for form field groups
* Added new hook "paytium_after_paytium_user_data_processing" after users are created when a payment is paid
* Quantity with label fields: add option to show amount besides the quantity/number box (for order forms)

FIX
* Postcode field: remove default "1234 ABC" postcode
* Date field validation: parse the date entered by customers in a different way to also support leading zeroes
* Message after (subscription) payment: remove Mollie subscription ID as it's not useful to communicate this to customers
* Terms & Conditions field: add label tags around text
* Label field: move some data (hidden fields) higher in the process so quantity without amounts also works
* Add custom validator for open amount fields with a minimum amount that supports comma's and dots as decimal separator
* Dropdowns: also add first option text support to dropdowns without amounts
* Creating users after payment: convert user role to lowercase, because many users don't use the lowercase slug, but the user role name, even though this is explained in the manual
* Add check that public.js is really loaded and otherwise add notification for admin with link to FAQ 'JavaScript problemen'
* Better CSS formatting for quantity box
* Fix PHP error by checking array is not empty

= 4.0.2 - December 20th, 2019 =

FIX
* Server side validation: store and check if a field is required and filled, before checking structure of entered data
* Add support for minlenght and validation to fields

= 4.0.1 - December 17th, 2019 =

FIX
* Terms checkbox: make it possible to set required to false, Terms are required by default
* After payment message: improve code flow so it better supports custom post types (like Events)
* Form validation: exclude fields for user-data from validation
* Setup Wizard: improve instructions in "Connect a Mollie account"

= 4.0.0 - December 11th, 2019 =

NEW
* Implement basic amount validation after forms are submitted (if you are using custom javascript in your form to manipulate amounts, test this before updating!)
* Date validation: make sure a year contains a maximum of 4 characters
* Add server side validation for some fields (postcode, email, date)
* Add dedicated birthday field, allows selecting a date up to 85 years in the past in the datepicker
* Date field: add default placeholder and validation for correct format (DD-MM-YYY), allow dropdown for month and year in datepicker
* Add dedicated postcode field, with validation for Dutch postcodes
* Add cookie with payment key after payment that can be used later (for Paytium Content)
* Fields: add maxlength and placeholder support
* Add new [paytium_show /] shortcode that allows showing total number and amount of payments
* Crowdfunding: allow showing only the progress bar anywhere on the website, without a full Paytium form
* Crowdfunding: add option to not show decimals in amounts in progress bar
* Setup Wizard: add explanations for Paytium shortcodes with Block editor, Divi, Elementor and other page builders/editors

FIX
* Subscriptions: First Payment gets a new and improved implementation to fix multiple issues with displaying incorrect amounts
* Correct autocomplete value for email fields to email (was name)
* Update item limits "Only %s left" so it's easier to translate
* Limits: also apply limits to max attribute for number/quantity option in fields
* Item limits: update when message "Only x left!" is shown to 10 left instead of 15
* Fix PHP error in Statistics and Item Limits
* Fix issues with "Administrator test-mode" where incorrect mode was used for cancelling subscriptions etc.
* Fix issue with dropdowns and user data (for user registration), where data in dropdowns wasn't registered
* Redirect to Mollie with a GET redirect by forcing a 303 in wp_redirect(), to fix “The form times out, please try again”
* Fix two PHP errors by checking that variable is an array
* Move currency conversion for amounts to better location in code flow
* In public.js update_checkbox_field() make sure function only runs when object is an event
* Changes to handling of API keys, making it more logical and "Administrator test mode" more stable
* Paytium Content/Memberships: optimize usage of undocumented feature "period"
* Add a link to FAQ for warning "No suitable payment methods found"
* More flexible max setting for quantity (use items left or quantity max depending on situation)
* Remove duplicate email validation (now use only Parsley)

= 3.1.2 - October 1st, 2019 =

* Fix - Tested up to WordPress 5.3
* Fix - Paytium Block: update for WordPress 5.3, add new quantity example, further UI improvements
* Fix - Shortcode inserter (WordPress Classic editor): add new example with quantity option and minor improvements

Subscriptions
* Fix - Also store user/author ID (of customer) with renewal payments
* Fix - Add extra warning message after payment for end-users when payment is paid but creating the subscription failed
* Fix - Update first payment date to be correct
* Fix - Add a note explaining that SEPA Direct Debit payments that were already pending before cancelling a subscription, can not be cancelled (also added to manual)
* Fix - When no "times" is set for subscriptions, show "Unlimited" in interface instead of nothing
* Fix - Improve format/design of link to Subscription in Edit > Payment > Subscription information
* Fix - Change date format of subscription cancelled date
* Fix - Show both first payment date and start of renewal payment date in interface
* Fix - Update the error shown when a subscription's first payment is not paid, so it's clearer what happened
* Fix - Add first payment tax and label option for subscription shortcode

* Fix - Remove pt_float_amount_to_currency() from get_item_data(), it's to early, causes issues later in the process
* Fix - Revert "Remove id attribute from individual radio fields (to get HTML validation)"

= 3.1.1 - September 6th, 2019 =

* Fix - Crowdfunding: add option "add_amount" to flexibly add a starting amount to a project

= 3.1.0 - September 5th, 2019 =

* Fix - Fix issue with Paytium Block by removing isEmptyObject (Gutenberg/Block editor)
* Fix - Update jQuery UI to only load on pages with Paytium shortcode, not all pages (improves performance)
* Fix - Improve chargeback notification message/notice
* Fix - Chargeback notification should only be shown in Paytium, not all WP admin pages

= 3.0.13 - July 8th, 2019 =

* Fix - Remove id attribute from individual radio fields (to get HTML validation)
* Fix - Fix minor PHP warning for $paytium_item_limits
* Fix - Solve conflict with CiviCRM by only checking for Subscriptions menu when user is in admin
* Fix - Setup Wizard v4: encode username, countries updated, update text etc
* Fix - Correct multiple issues with display of renewal payments, caused by incorrect SQL query
* Fix - No longer get renewal payment information from first payment, as renewal payment contains it already
* Fix - Paytium Logger: Suppress PHP warning because I'm already checking if file can be opened
* Fix - Replace YouTube video after Setup Wizard with Vimeo video
* Fix - Setup Wizard: remove username and category for Mollie account
* Fix - Paytium Logger: Check file permissions before writing to log (fixes a PHP warning)
* Fix - Webhook: Add better HTTP response code function, add better log messages
* Fix - Webhook: Improve test for _is_admin_test with subscription webhooks to fix PHP warning
* Fix - Improve quantity box field by adding padding (issue in some themes)
* Fix - For payments without payment update amount from dash to 0 to fix "Non-numeric" PHP warnings
* Fix - Update "Only x left!" translation string to not include ()
* Fix - Fix PHP error "Invalid argument supplied for foreach()" in shortcodes.php line 2440
* Fix - Update currency in user entered amount input field (based on bootstrap) to work with more themes
* Fix - Update api.davdeb.com to davdeb.com/api
* Fix - Remove Mollie account create from plugin, no longer supported

= 3.0.12 - May 24th, 2019 =

* Fix - Add isset() check to fix PHP warning about $paytium_payment['subscription_id']
* Fix - Set pt_payment_failed meta box to priority high so it's more visible when something goes wrong
* Fix - Fix incorrect tax in views because amount was set to integer instead of float

* Fix - Zapier: Fix PHP error by setting an array() default for paytium_statuses_webhook
* Fix - Exports: add description to Exports > Payment source
* Fix - Fix warning about non-object when updating Paytium

= 3.0.11 - May 14th, 2019 =

* Fix - Don't load jquery-ui.css on admin pages outside Paytium, fixes conflict with Divi
* Fix - Subscription webhook: improve order so processing with different statuses works better
* Fix - Remove "Open in new window" from links in Subscription details (target blank)
* Fix - Subscription details: make sure a subscription error and details can be shown at the same time
* Fix - Error where a space was required after opening PHP tag (subscription-details.php)
* Fix - Webhook: handle renewal payments with status refund differently (and add log message)
* Fix - Minor: update code comments and log messages

= 3.0.9 - May 6th, 2019 =

* New - Experimental: add "hidden" field type

* Fix - Also show chosen field value in payment items
* Fix - Fix PHP error with "Only x left!" message, check that array key exists before calling the key
* Fix - Recognize some incorrect field types that users might enter and convert them to correct, examples: naam > name, voornaam > firstname, e-mail > email
* Fix - Improve "Unknown field type" warning: only show to admins, only show when defaulting to text field because field type is not known (in switch statement), better explain what's wrong, keep showing field (don't break)
* Fix - Convert field types to lowercase, with not spaces, and trim, in the hope that incorrect types entered by users are recognized by Paytium more often
* Fix - Fix JavaScript error by checking ptCheckboxItemId data exists before handling it
* Fix - Fix issues payment data not being shown by moving pt_get_first_payment_id to payment_functions.php
* Fix - Only show link to Subscriptions Pro Edit screen in Plus, Pro, Premium

= 3.0.8 - April 28th, 2019 =

* Fix - Rename ideal.svg icon to ideal-2019.svg in the hopes it will better bust the cache (and it's not huge anymore)
* Fix - Issue in Internet Explorer 10, where dataset is not supported, now using getAttribute (JavaScript)
* Fix - User entered amounts where not formatted correctly (parseAmount)
* Fix - iDEAL icon/svg in menu size was uncommented in CSS, causing it to be too large
* Fix - Subscription details in some cases where not shown in Payment > Edit

= 3.0.7 - April 24th, 2019 =

Check out the most awesome new features: [memberships](https://www.paytium.nl/handleiding/membership-sites-wordpress/), [crowdfunding](https://www.paytium.nl/handleiding/crowdfunding-wordpress/), [limits](https://www.paytium.nl/handleiding/limieten/), [field quantities](https://www.paytium.nl/handleiding/flexibele-bedragen/), [file uploads](https://www.paytium.nl/handleiding/extra-velden/).

* New: Add Crowdfunding, including a bar with total donations amount
* New: Test forms in test mode without entering API Keys
* New: Administrator test mode (checkbox in settings) allows admins to test payments without other users experiencing this
* New: Add a date with the "until" option to a form and the form will automatically close after that date
* New: Set your own "From" email details in Paytium > Settings > Advanced, other plugins (WP Mail From II) no longer needed)
* New: Add date range selector to Payments overview
* New: Added a better field style for showing currency in the open amount (text) field
* New: Default message after payment will now be shown in the Paytium form/shortcode, and not replace the entire page content. Solves multiple issues with Page Builders. If you don't want this, add 'full_page_return_message' to the starting shortcode of your Paytium form.
* New: Added new field quantity for adding simple amounts, for example `[paytium_field type="label" label="Tickets B" amount="49.95" quantity="true" /]`
* New: Sell memberships and only allow access to WordPress content when certain (payment) conditions are met
* New: Add date field type, with a little calender pop-up
* New: Store the page/post from where a payment started as "source"
* New: Add "file" field to allow uploads with `[paytium_field type="file" /]`
* New: Add item limits (basic inventory)
* New: Add optional minimum for open amounts with `min=""` attribute for fields
* New: Include more payment (meta) date in search, so it's easier to find payments based on user information
* New: Option to set user role when creating users after a payment

* Fix: Paid user registrations (user data), also add the role to existing account(s)
* Fix: Removed the nonce used in payment forms, nonce's aren't for frontend forms!
* Fix: Payment links, also support spaces in URL parameters (remove %20 etc)
* Fix: File field (for uploads): make sure the required option is respected
* Fix: Only show 'Administrator test mode' in Live mode
* Fix: For new quantity fields, set default to 0, not 1
* Fix: Optimize layout of open field with currency symbol
* Fix: Multiple PHP 5.3 warnings (come on, update to at least PHP 7, people!)
* Fix: Update jquery-ui.css enqueue to support http and https
* Fix: Crowdfunding: allow switch between test and live mode, allow multiple forms to have individual counters
* Fix: If Subscription times is a space, set it to empty and process subscription anyway
* Fix: Make sure custom fields are not shown outside of the Paytium form, should solve issues where users have an incorrect form syntax without knowing it.
* Fix: Check for unknown field types in the Paytium form, and show a message. Should prevent users from using "E-mail" instead of "email" as type
* Fix: Selected option not stored with first_option="amount"
* Fix: Solve issues with Bold Page Builder
* Fix: Handle immediately failed payments, set the status to "failed" instead of keeping them "open"
* Fix: Add specific CSS classes for pt-form-group, so you can call individual form groups with CSS
* Fix: Implement nonce in Paytium forms for increased security
* Fix: Required checkbox in one form shows error in other forms

= 2.1.6 - February 21th, 2019 =

* Update ideal.svg (icon in menu) to have cache busting (so icon isn't gigantic)

= 2.1.5 - January 20th, 2019 =

* Add 'Paytium Code' block for WordPress 5.x Block Editor (includes ideal.svg)
* Setup Wizard: Remove 'I have a Mollie account' form, add a short manual

= 2.1.4 - November 1st, 2018 =

* New: Add support for EPS, GiroPay
* New: Rename MisterCash to Bancontact
* New: In Payments search include meta data so it's more powerful

* Fix: Setup Wizard: better explain what people can do when the wizard fails
* Fix: Add separate items table for payments admin view
* Fix: Don't try to create a subscription if one is already active
* Fix: Language string updates
* Fix: Update API endpoint to https://api.mollie.com (advice by Mollie)
* Fix: Update minimum amount to 99 cent, so 1 euro is accepted
* Fix: Required checkbox shows error in other forms

= 2.1.3 - May 24th, 2018 =

* Fix: Show Paytium iDEAL icon in WP editor with inline CSS (reverted), causes display issues with Media Manager, Updraft Plus etc, replaced with javascript

= 2.1.2 - May 24th, 2018 =

* New: Add new shortcode [paytium_button /] with support for custom css classes, style definitions

* Fix: Default amounts in open fields (donations) weren't registered correctly, causing "Invalid amount" error
* Fix: Remove unused $default and $required for checkbox and terms fields
* Fix: Remove hard-coded required for name, first name and last name fields
* Fix: Show Paytium iDEAL icon in WP editor in Pro versions too (move CSS inline, thank you HTML5!)
* Fix: Only show toolbar and 'Pro versions' link to users with capability 'manage_options'

= 2.1.1 - May 8th, 2018 =

* FIX:
    * PHP 7.x fatal error "Cannot use "self" when no class scope is active"

= 2.1.0 - May 7th, 2018 =

* NEW:
    * Option to process field data as [user information (for creating users and storing as user meta in WordPress)](https://www.paytium.nl/handleiding/na-betaling-gebruikers-aanmaken-wordpress/)
    * Subscriptions: add support for [first payment](https://www.paytium.nl/handleiding/recurring-payments/#afwijkende-eerste-betaling) which is different than recurring payment amount
    * Improved form validation and anti-spam: check that amount is not zero, JavaScript is enabled, and Paytium's JavaScript file is included.
    * Add ability for Paytium to also [sum up checkbox amounts](https://www.paytium.nl/handleiding/flexibele-bedragen/)
    * Many usability improvements based on feedback by users, for example in Setup Wizard
    * Add filter paytium_items_table_emails_invoices for items table (invoices/emails)
    * Updated Mollie API PHP to 1.9.6 (for compatibility with Mollie Payments for WooCommerce)
    * Information from custom fields no longer sent to Mollie by default, see [FAQ](https://www.paytium.nl/handleiding/veelgestelde-vragen/#extra-velden-als-metadata-meesturen-naar-mollie)
    * Add link to [explanation of payment statuses](https://www.paytium.nl/handleiding/betalingen-beheren/#betekenis-van-statussen)
    * Add ING Home'Pay and gift cards as payment methods
    * Add filter ['paytium_payment_description' so developers can change the payment description](https://www.paytium.nl/handleiding/veelgestelde-vragen/#omschrijvingen-van-betalingen-aanpassen)
    * Add link to [pro versions](https://www.paytium.nl/prijzen/) on Paytium website

* FIX:
    * Subscriptions: multiple improvements to processing of subscriptions, making sure new subscriptions can't be created by accident
    * Fix Paytium > Payments view on small screen size
    * Remove pt_is_localhost() check before shortcode generation because in some server configurations, the IP is actually set to 127.0.0.1 even when the server is production
    * Fixed issue where with open fields (user entered custom amount) the amount wasn't stored correctly before payment
    * Add a call to catch $_POST['pt-amount'] for processing payment functions for backwards compatibility of custom integrations
    * Fix bug where field type checkbox only saves one option
    * Make sure required checkboxes only get one "This field is required" error
    * Add explicit explanation that voting on Paytium features subscribes user to newsletter
    * Don't create a Mollie customer when a form doesn't include a payment [(Paytium No Payment)](https://www.paytium.nl/handleiding/formulier-zonder-betaling/)
    * The register_activation_hook was implemented incorrectly and didn't run, causing admin notices to not display
    * Improve 'Items Table' layout in payment edit, invoices, emails
    * Improve styling of dropdowns in forms to look the same as text input
    * Label of fields with type firstname was not stored (by typo in ddata)
    * Checkboxes: remove default checkbox for amounts, make sure terms option is also stored, only sum up amounts for amount checkboxes, not eg. terms
    * Fix harmless warning in developer console for missing Parsley map file
    * Add explanation to prefilled fields (name, firstname, lastname, email) for administrators
    * Email field: fix validation when field not required and empty

= 2.0.6 - January 14th, 2018 =

* FIX:
    * Made sure payment status is translated on return page
    * Paytium Links: amounts with comma's as separator not processed correctly
    * If a form contains multiple required email fields with no input on submit, the "This value is required" message was shown multiple times under the first field
    * Fixed issue where with open fields (user entered custom amount) the amount wasn't stored correctly before payment
    * Remove check for amount format in open amount fields (user entered amount) as it's also done in form processing javascript and causes issues in some browsers (regex pattern)
    * Updated examples in TinyMCE button to match new format, see https://www.paytium.nl/handleiding/flexibele-bedragen/

= 2.0.5 - December 7th, 2017 =

* NOTES:
    * Paytium can now count multiple amounts (bedragen optellen) in one form! Hooray! But this does mean that if you have an incorrect form, the total might be too high. I have a noticed a small group of users have this incorrect setup. Please check your forms after the update, and make sure your total amount is correct.

* NEW:
    * Add new amount shortcodes so you can include multiple items (products/services/amounts) per form
    * Add support for setting a tax percentage per item tag
    * Add support for summing up (optellen) multiple items
    * Add Payments link to WordPress sidebar

* FIX:
    * Make sure extra fields of type textarea are not included in Mollie metadata (otherwise might hit Mollie metadata limit and show an error)
    * Terms & Conditions checkbox: fix bug, link to T&C (with 404 error) shown even when not set
    * Setup Wizard: individual website profiles can now be seen and selected (for users that already have active profiles)
    * Setup Wizard: fix "Check again" button
    * Fix bug when using first name and last name field and recurring payments (Mollie Customer not created)
    * Update minimum capability for Payments overview to edit_posts so Editors can view them
    * Saving selected labels in dropdowns & radio buttons
    * Make sure CSS/icon for Paytium icon in editor is also shown in site

* UX:
    * Subscriptions: show Mollie Customer ID in Subscriptions metabox
    * Subscriptions: improvement to only create a subscription if first payment is not expired, cancelled or failed
    * Subscriptions: fix "Cancel subscription" button and show more useful information to users (after Mollie changed their API, causing an error when button was used)
    * Subscriptions: improve Mollie Subscriptions implementation by saving and showing more useful information to users
    * Payments overview: improve style of status labels in Payments overview
    * Update Parsley.js to 2.7.2 (fixes conflicts with plugins, at least Caldera Forms)

* DEV:
    * Webhook: use GET/POST instead of REQUEST and sanitize input
    * Remove unused libraries: pikaday, WPUpdatePhp, moment.js
    * Subscriptions: only save subscription post meta fields if payment is actually a subscription
    * Moved MailChimp API libraries to pro versions so basic version is lighter
    * Updated Mollie API PHP client to 1.9.1

= 1.5.0 - May 27th, 2017 =

* NEW:
    * Links: pre-fill information into a form from a URL, see [manual](https://www.paytium.nl/handleiding/links/).
    * No Payment: create normal forms that don't need a payment, see [manual](https://www.paytium.nl/handleiding/formulier-zonder-betaling/).
    * Automatically prefill a users name (full, first, last) if logged in

* FIX:
    * Make sure text after clicking Buy Now-button -Even wachten a.u.b- is translatable
    * Improve styling/css of user-entered-amount (open field for amount)
    * Improved translations and fixed typo's
    * Fix bug where newly created profile key was not stored in Setup Wizard

* UX:
    * Don't show a notice for Setup Wizard if Paytium is already set to accept Live payments
    * Don't show Setup Wizard in menu if site is set to Live payments
    * Add admin notice explaining that using the Setup Wizard is not required if site has already received live payments
    * During Setup Wizard only set site to Live payments if website profile is verified, not just on check

* DEV:
    * Split payment, webhook & redirect functions into 3 separate files

= 1.4.1 - March 18th, 2017 =

* NEW: Added (3) better messages after payment per status (paid, open and other statuses)
* NEW: Add new hooks after webhook processing of subscription first and renewal payments, paytium_webhook_subscription_renewal_payment and paytium_webhook_subscription_first_payment
* FIX: Re-add support for sending custom field info to Mollie, but cap at 20 fields because of Mollie metadata size limit
* FIX: Updated always_enqueue check to paytium_always_enqueue, caused scripts to not always load when Paytium shortcode was not found in the content

= 1.4.0 - February 21st, 2017 =

* Bug fixes:
    * Add a custom start date for subscriptions, so they start the interval period after the first payment (no more double payments)
    * Make sure payment status shown after payment (in the Thank you message) is pretty and translated (to Dutch for example), not an untranslated (English) database value
    * Add a colon ':' to the label of paytium_dropdown and paytium_radio automatically, just like the other fields in the payment form
    * Payment and order status labels in Paytium > Payments did not have different colours previously
    * On some sites payment status was not updated because the home_url() didn't include a trailing slash by default, changed webhook URL to always have a trailing slash
    * Also recognize amounts in [paytium_dropdown /] & [paytium_radio /] if there is no description in the options, just an amount
    * Added wp_unslash to remove slashes before description and name are sent to Mollie
    * The error "Invalid Customer ID" will no longer be shown when a webmaster moves from test to live payments and does a test with a known email address
* Subscriptions, improved and extended the implementation of recurring payments:
    * Added Subscription details in Paytium > Payment > Edit Payment, only shown when payment is a subscription
    * Added button to cancel subscriptions from Paytium > Payments > Edit Payment
    * Added an icon to Paytium > Payments, with different colours, indicates if a payment is for a subscription and what the status is
        * Orange icon: subscription pending, not created yet
        * Green icon: subscription created
        * Red icon: creating subscription failed
        * Blue icon: renewal payment for existing subscription
    * Storing more subscription related information to the database, like subscription_payment_status and subscription_error
    * Register a webhook URL for subscriptions at Mollie, so renewal payments for subscriptions will also be sent to the website/Paytium
    * Only try to create a subscription if payment status is paid and there is a valid mandate, and save subscription status to database
* Improvements:
    * Remove limitations in amount of custom fields that can be added and stop sending custom field data to Mollie in metadata (limit was 1024KB)
    * Added a hook (paytium_after_pt_payment_update_webhook) after Mollie calls the webhook, so you can do some addition processing after a payment
    * Added a hook (paytium_after_full_payment_saved) directly after Paytium saves the full payment, for developers PP features
    * Added a hook (paytium_update_payment_status_from_admin) so stuff can be done when status is updated from WordPress admin (like sending emails)
    * Added space between euro currency symbol and amount, as is the norm in the Dutch language
    * Added label option for paytium_total tag, example: label="Totaal"
    * Added filter pt_after_email_field which allows support for newsletter shortcodes (MailChimp, MailPoet) in the future
    * Added optional processing for newsletter shortcodes (for PP)
    * Added a message to Paytium > Payments > Edit Payment when payment is created in test mode: 'This payment was created in test mode!'
    * Save label and selected option for custom amounts with [paytium_dropdown /] & [paytium_radio /] to database
    * Stop storing pt_cf_radio and pt_cf_dropdown to database, better way to handle them implemented in public.js
    * Removed .mo and .pot files so translations are automatically handled by wordpress.org
    * Removed lot's of redundant code and reformatted other code to WordPress standards
    * Output Mollie 'white screen of death' errors to the user, don't just log them to the debug.log
    * Allow users to configure what the first option in an amount dropdown [paytium_dropdown /] should be
    * Updated payment statuses in Paytium to actual ones that Mollie might use/send to the website
    * Always create a new Mollie customer for every payment, most secure solution for the fact that Paytium has no 'customer management'
    * Make pt_set_paytium_key smarter, so it uses correct key for existing payments

= 1.3.1 - October 25th, 2016 =

* Error shown when customer_id was not set in certain cases
* Improved PHP 5.3 compatibility by switching back to old-style array syntax
* Solved a fatal error on PHP versions below PHP5.5, where empty() doesn't support more than $variables
* Removed check for multiple [paytium_subscription /] tags in one form, incorrectly checks entire content, not just form
* Improved CSS for "User Entered Amounts" so currency and field fit on one line in most themes (.pt-form-group .pt-uea-container input[type="text"])

= 1.3.0 - October 16th, 2016 =

* NEW: Added support for subscriptions/recurring payments with [paytium_subscription /] shortcode
* FIX: Added default css for .pt-checkout-form button
* FIX: Fixed issue that made all fields required, even if set to required=false

= 1.2.0 - October 7th, 2016 =

* Updated the CSS for fields of the payment form so it automatically works better with more themes
* Updated Mollie API to version 1.6.6/1.7.0 with support for new APIs, Customers and Subscriptions support coming soon
* Added newsletter opt-in notice
* De-minify admin.css and remove admin.scss, as I don't use sass for this plugin
* Added Extensions page so users can show interest in new features
* Other minor UI improvements and fixes

= 1.1.0 - September 13th, 2016 =

* NEW: Added custom fields, current types: text field, text area, email field, radio buttons, checkbox, dropdown, terms & conditions checkbox
* NEW: Added a hook (paytium_after_pt_show_payment_details) after payment, so you can hook into the messages after payment and for example redirect to another page
* NEW: Added Dutch language file for form validation, for example "Dit veld  is verplicht" instead of "This field is required."
* NEW: Added new option: button_label="KOPUH!" for custom button text in your forms
* Optimized the code that processed customer_details="true" to use new custom fields process, keeping it backwards compatible
* Form and field CSS improvements (field margins etc)
* Fixed typo in URL to Mollie.com
* In CSS removed pt-radio-group margin, caused issues in some themes

= 1.0.4 - April 15th, 2016 =

* Added check for no or low amounts, shows a better error when people don't enter an amount or a too low amount
* Cleaned up processing javascript
* Setup wizard > Create profile, make warning more prominent with pt-alert-danger
* Bug fix for "Notice: undefined variable html"
* Removed transaction_id column in Payments overview, not useful for the average user

= 1.0.3 - March 24th, 2016 =

* Changed to profile-verified for consistency with other API methods
* Change client to wordpress (lowercase) for API communication
* Show Mollie transaction ID in Payment overview and edit view
* Add Paytium payment ID to Mollie description
* Update Next step button in Setup wizard > Create profile to go to Payment test instead of Create product step
* Bug fix: incorrect API key used to check status of payments, so status was not updated in WP
* Correct continue button in Setup Wizard > Activate account to link to First product tab

= 1.0.2 - March 15th, 2016 =

* Fixed issue in Setup Wizard with javscript typo (at least in Firefox and Safari)

= 1.0.1 - March 8th, 2016 =

* Turn test mode off in communication to Mollie API
* Added Dutch (nl-NL) language file
* Small changes and typos

= 1.0.0 - March 8th, 2016 =

* Hooray, first public version!
