Update WTemplate with unregisterCompiler
Mail app structure added
Update WT with parseString
fMailbox helper added to retrieve POP3/IMAP mails
Implementing mail send
Merge remote-tracking branch 'origin/0.4' into mail-app
Update PHPMailer
Fix DB query ('key' is reserved) and call_user_func
Implements DB storage and mail_action system
Merge pull request #87 from Creatiwity/mail-app

Mail app - Sending part