Added an option to filter by tag in 'All Threads' page
Added an option to filter by email-account in 'All Threads' page
Escaping tags taxonomy slugs when outputting them
Corrected WordPress coding standard
Don't filter by E-Mail account if it is empty
Merge pull request #95 from VarunAgw/filters

Filter posts by associated tags and e-mail accounts.
Merge pull request #88 from VarunAgw/predefined-replies

Add support for creating pre-defined replies, and inserting them into replies.
Setup wp-cron to retrieve E-Mail replies from IMAP server
Add comma automatically after e-mail ID to save user time
Prevent suggesting E-Mail ID's that are already entered
Improved SupportFlow_Emails->mail method to support cc and bcc
Using headers instead of hook to set E-Mail 'from' ID
Improved E-Mail retrieval code, fixed bugs
Updated plupload to newer version and finished frontend part
Created function to generate an array from multiple comma seperated E-Mail ID's
Added meta box to set cc and bcc receviers of reply
Attachments are now save as custom post in database
Updated code to send mail to cc and bcc setted
Fixed broken code because of conversion from custom comment to custom post
Added description to SupportFlow->extract_email_ids() method
Save thread E-Mail account ID in database on creation
Skipping E-Mail account if empty