Plugin Name: Subscribe by Email
Author: WPMU DEV
Requires at least: 3.5
Tested up to: 4.7

Change Log:
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3.6.0 - 2018-07-17
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- Improved: Accessibility
- Added: reCAPTCHA

3.5.4 - 2017-02-21
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- Fixed: XSS Vulnerability
- Some minor improvements

3.5.2 2015-02-02
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- Add: New filter to filter widget instance on validation

3.5.1 2015-11-17
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- Fixed: From email in a subfolder multisite was set to 'no-reply@'

3.5 2015-11-15
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- Enhance: Fixed some translations.
- Enhance: Improved handler to avoid duplicated digests.
- Enhance: Fixed MySQL 5.6 incompatibility
- Fixed: Typo in email template.
- New hooks.

3.4.4 2015/09/15
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- Fixed: Fatal error when upgrading from a very old version

3.4.3 2015/08/22
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- Fixed: When deleting a site in a multisite the queue table was deleted.

3.4.2 2015/08/11
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- Updated widget to WP 4.3 constructor

3.4.1 2015/07/22
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- Do not send Metabox was not working properly for immediately sendings.

3.4 2015/07/15
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- New: Added meta box to avoid sending single posts
- Enhanced: Added custom capability

3.3 2015/07/07
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- New: Preview template in real time.
- New: auto opt in attribute in shortcode.

3.2.1 2015/06/08
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- Fixed: Full post/excerpt content were not being rendered in digests.

3.2 2015/06/01
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- Enhancement: Email templates can now be overriden with custom templates in theme folder.
- Fixed typos.
- Fixed several warnings.

3.1.2 2015/04/30
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- Added script to scroll down to the shortcode form if there have been errors while processing it.

3.1.1 2015/04/30
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- Fixed: Page title when a user subscribes/unsubscribes

3.1 2015/04/20
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- Enhancement: Removed old legacy code.
- Enhancement: Plugin is now faster loading.
- Fixed: Post types with no taxonomies were not being sent.
- Added unit tests folder

3.0.3 2015/04/10
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- Enhancement: Additional check to avoid duplicated emails.
- Fixed: TinyMCE Editor button now updated for WordPress 4.1

3.0.2 - 2015/03/16
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- Enhancement: When an email fails, error is now displayed in Emails Logs
- Other minor fixes

3.0.1 - 2015/01/31
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- Fixed: Email address missing in notification mail

3.0 - 2015/01/27
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- Enhancement: New hooks.
- Enhancement: Administrators notifications are now sent once the user is confirmed in order to avoid spam.
- Fixed: Sending emails by taxonomies was not working right.
- Fixed: When activating in a subsite inside a Network, from email was set wrong.
- Fixed: Character encoding in subscribe/unsubscribe notices.

2.9.3 - 2015/01/12
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- Fixed: Fatal error when deleting custom fields

2.9.2 - 2014/11/27
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- Fixing: When creating a new campaign, the max subscriber ID to send was set wrong
- Enhancement: Added actions to finish campaigns manually

2.9.1 - 2014/11/26
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- Fixed: Queue table was not created in some cases.
- Fixed: Sites in multisite were not sending their own queue but other sites queue
- Other minor fixes

2.9 - 2014/11/03
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- Enhancement: Added queue screen that allows more control over emails that are going to be sent.
- Enhancement: Trigger next batch of emails with a button.
- Enhancement: Many performance improvements
- Enhancement: UI/Icons Improvements
- Enhancement: Added more filters.
- Fixed: Settings needed to be saved twice when the plugin was activated.
- Other minor fixes.

2.8.3 - 2014/08/29
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- Preview email was only sent if the email was a subscriber.

2.8.2 - 2014/08/08
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Fixed: Added trailing slash to Unsubscribe-List header
Enhanced: Logo uploader updated to WP 3.5+ Media Uploader
Enhanced: Added more hooks

2.8.1.2 - 2014/08/06
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Fixed: Fatal error when downloading CSV
Fixed: warning on manage subscriptions page
Fixed: Manage subscriptions page link might appear in emails even if there wasn't any selected
Fixed: Removing text inserted by mistake in network settings

2.8.1.1 - 2014/07/08
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- Fixed: Bug that did not let update subscribers metadata

2.8.1 - 2014/07/05
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- Fixed: Upgrade system in 2.8 was failing in some cases.
- Disable email edition to avoid sendings incoherences

2.8 - 2014/05/27
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New: Subscriptions/subscriptions_meta are not used anymore (though old tables are still available).
New: Subscribers moved to Posts table.
New: Improved subscribers list styles.
New: Network queue table for emails. Emails are not sent immediately any more but they are enqueued to avoid duplicated sendings.
New: Added more filters
Improve: Plugin loads now much faster.
Improve: Logo uploader comatible with 3.8 media uploader.
Improve: Lot of code removed/refactored.
Added: uninstall functionality
Other minor improvements/fixes

2.7.5 - 2014/04/17
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- Updated for WordPress 3.9

2.7.4 - 2014/04/10
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* Fixing upgrade bug on 2.7. In some cases the From Sender is replaced by the main site option
* Fixed SSL issue

2.7.3 - 2014/04/03
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* Fixed: Notice when editing post
* Fixed: WP Editor Icon in front

2.7.2 - 2014/04/02
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* Fixed: Shortcode layout
* Added 3.8 shortcode icon in WP Editor (with backward compatibility)

2.7.1 - 2014/03/27
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* Fixed: Fatal error on single sites while upgrading plugin

2.7 - 2014/03/27
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* Mail batches, From Email and Log File Settings have been moved to Network Admin in multisites.
* Removed slug field from custom fields.
* Added screen options in subscribers page.
* Improved performance
* Fixed warning.
* Fixed: User Email could be empty on administrator email notices.

2.6.2 - 2014/03/03
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* Fixed typo on unsubscribe screen.

2.6.1 - 2014/02/22
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* Fixed warning on Sent emails page

2.6 - 2014/02/21
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* Improved sending system
* Added shortcode
* Added more positions settings for Follow Button
* Added full content/excerpt in digests setting
* Other minor fixes

2.5.1 - 2014/01/14
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* Fixed raw HTML format for some email providers.
* AJAX in widget restored
* Custom fields were not being added when subscribing on widget.
* Forcing charset due to an issue on RTL languages.
* Reduced time between batches.
* CSV feature simplified
* Plugin now resends the confirmation email if the subscriber tries to subscribe again and is not yet confirmed


2.5 - 2013/12/18
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* Emails are now sent with HTML + plain text support
* New feature: Custom fields for each user.
* Additional checks to prevent duplicated emails.
* widget CSS customizer.
* Changed site_url for home_url.
* Some styles improved.
* Added actions/filters.
* Less files loading now on startup.
* Export page merged into subscribers page.
* New feature: Time selection on weekly digests.
* Added post meta to identify which posts have been sent already.
* Added dark/light schemas for follow button.
* Some Code reorganized.
* Added cache system.
* Easier and faster queries when getting subscribers.
* Preventing delete logs when log ID does not exist.
* Fixed bug in content generator.
* More small improvements.

2.4.9 - 2013/11/13
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* Fixed memory issue with logs.
* Improved performance
* Logs are now saved in files
* New setting: Set how often are the logs erased.
* More details in logs.
* Minor fixes.

2.4.8 - 2013/10/31
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* Fixed warning on activation when the plugin tables are empty

2.4.7 - 2013/10/21
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* Removing default value from a text column in DB 
* Fixed "Inmediately" typo
* CPTs without any taxonomy were not being sent
* Fixed error on sending categories that were not saved yet
* Splitted functionality from templates and content generator
* Improved logging system
* Improved logs screen layout 
* Added new column on subscribers table 
* Fixed issue with %title% wildcard

2.4.6 - 2013/09/23
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* Fixed fatal error for single sites

2.4.5 - 2013/09/23
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* Plugin was sending lots of mails when the digest was weekly scheduled

2.4.4 - 2013/09/13
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* Fixed notices when creating a new blog
* Fixed typo that wasn't allowing to add users
* Improved Settings System

2.4.3 - 2013/09/11
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* Fixed error on categories filter

2.4.2 - 2013/09/06
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* Fixed error on categories filter

2.4.1 - 2013/08/30
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* Removed debug code inserted by mistake

2.4 - 2013/08/29
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* Improved performance (settings just loaded when needed)
* Added Confirm Subscription action in Subscribers Table
* Added subscribers counter in widget
* Added "Never" option in frequency digest sending
* New settings: Logo width( with Slider ), notifications, From Sender text in header
* New feature: Follow button
* New feature: Send digests based on categories
* Added new tab in Settings page to set the mail contents
* Added auto-opt in options.
* Set the subscribed placeholder in widget

2.3 - 2013/07/26
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* Texts improved
* Reduced time between batches to 30min
* Improved log table
* Fixed error while sending batches
* Fixed minor bugs
* Changed template system
* Improved mails system performance
* Fixed error when sending different post types on weekly or daily digest
* Added new Subscription Management screen
* Fixed bug when saving settings
* Added languages files
* Fixed JS conflict
* Fixed error when sending a test email.


2.2 - 2013/07/18
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* Added auto-opt In option when importing and adding new subscribers.
* Added auto-opt In option in widget
* New Post Types Setting
* Improved some captions
* Improved Settings page, splitted into tabs
* Added new subscribe email customization text field
* Fixed export CSV date
* Minor bug fixing

2.1.1 - 2013/07/06
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* Removed debugging left by mistake

2.1 - 2013/07/06
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* Fixed Fatal error for Single Sites

2.0 - 2013/07/05
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- Plugin completely recoded
- Added a more customizable template
- Emails sent in batches controlled by the user.
- Better styled widget
- New emails sent log
- Send mails weekly or daily
- The plugin sends a confirmation email for each new subscription

1.1.5 - 3/1/2013 - Aaron Edwards
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- Fix XSS vulnerability!
- Style settings buttons
- Add menu icon
- Update dashboard notice script

1.1.4.2 - 12/17/2012 - S H Mohanjith
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- WordPress 3.5 compatibility
- Fixed: &nbsp inserted into emails
- Fixed: short tags inserted into emails

1.1.4.1 - 07/13/2012 - S H Mohanjith
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- Cancel URL trailing slash issue

1.1.4 - 05/23/2012 - S H Mohanjith
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- Configurable variable AUTHOR_NAME
- Fixed: LDAP Users are not Auto Subscribed
- Fixed: CANCEL_URL and redirections

1.1.3 - 05/12/2012 - S H Mohanjith
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- Export Subscribers
- Notification subject configurable
- Configurable variables BLOGNAME, POST_TITLE, and EXCERPT in subject

1.1.2 - 02/12/2012 - S H Mohanjith
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- Make button text a widget option
- E-mail validation
- Fixed: Appearance -> Widget; title and text not translatable

1.1.1 - 01/01/2012 - S H Mohanjith
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- Fixed: Undefined variables
- Removed unused Modal Box js and css
- Usability improvements
- WordPress 3.3 improvements

1.1.0 - 10/02/2011 - S H Mohanjith
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- Fixed: Reschedule before timing out
- Fixed: Undefined index: action

1.0.9 - 
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- Fixed: Image editing issue caused by Subscribe by Email

1.0.8 - 05/13/2011 - S H Mohanjith
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- Notification mail as an option

1.0.7 - 05/13/2011 - S H Mohanjith
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- Fixed: Authors Name not appearing in email

1.0.6 - 05/13/2011 - S H Mohanjith
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- Fixed: Authors Name not appearing in email

1.0.5 - 05/08/2011 - Aaron Edwards
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- Fixed encoding for blog names that have quotes in them

1.0.4 - 04/27/2011
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- Fixed: Javascript error in IE8
- Fixed: Search subscriptions

1.0.3 - 18/03/2011
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- Fixed: Returns the image code whe image is the first item in a post

1.0.2 - 01/09/2011
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- 3.1+ compatibility update

1.0.1 - 06/01/2010
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- 3.0+ compatibility update

1.0.0 - 03/31/2010
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- Initial Release.


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