- get_path_info() - simply returns the PATH_INFO if available
 - get_var() - get var from an array - checks if index is set & can validate type.

Change /api/task/* -> /api/tasks/*

Fix minor spacing/formatting issues.

Don't show reply/response section on new ticket form if the staff can NOT post replies... also checked in Ticket::open().

Add method to sanitize rich/html text. Addd html encode/decode methods. Remove html encode on display (encoded text saved in db)

Fully implement thread entry class and types (Note, Message & Response)

Use minimized version of css.

Add overlay & loading spinner to client interface - shown on form submission to help cut down on double submits.

Remove piping setting option - it's now part of ticket create service (which include XML & JSON)

Set SLA on transfer *ONLY* when a ticket doesn't have one. Overwriting manually set SLA is the concern here...

Add methods to get estimated duedate and sla duedate

Implement remote cron as api task (more to come)

 - local piping must use api/pipe.php
 - API Key is not required - bypasses TicketApiController::create
 - Overwrites ApiController's response method -  postfix exit codes are used as opposed to http codes

Add special case and helper method to process emails

Log ALL API errors along with API Key used

Rename $var to $var - for consistency