Allow a callback function to be used to determine if an error should be
logged and an alert mailed

email: Drop stripped images

Reviewed-By: Peter Rotich <peter@osticket.com>

If images are included inline in an email and the quoted-response removal
algorithm drops them, then silently drop the attachments

Unassign on reopen

Reviewed-By: Jared Hancock <jared@osticket.com>

Fix creeping widget sizing on user create

Reviewed-By: Peter Rotich <peter@osticket.com>

faq: Fix last modified time not to be midnight

Reviewed-By: Peter Rotich <peter@osticket.com>

Put the ticket number back in the subject line

Reviewed-By: Peter Rotich <peter@osticket.com>

Close tip popup on click outside the tip box.

Reviewed-By: Jared Hancock <jared@osticket.com>

Stop propagation on intercept

It was also the last-modified date of the category -- not the actual FAQ
article itself

Credit: http://stackoverflow.com/a/7385673/2867073

Remove assignment warning

Reviewed-By: Jared Hancock <jared@osticket.com>

Revert click to preview change.

Reviewed-By: Jared Hancock <jared@osticket.com>

The warning was meant to be humorous but apparently the world has no sense
of humor.

Fix packager and deployment issues

Reviewed-By: Peter Rotich <peter@osticket.com>

Conflicts:
	include/class.user.php
	include/staff/tickets.inc.php

Restrict access to closed tickets based on staff's access control.

Reviewed-By: Jared Hancock <jared@osticket.com>

oops: Enable adding collaborators from email

Reviewed-By: Peter Rotich <peter@osticket.com>

Ensure the email doesn't already exist before creating it.

Reviewed-By: Jared Hancock <jared@osticket.com>

html: Drop xml processing instructions from email

Reviewed-By: Peter Rotich <peter@osticket.com>

Show selected signature in the rich text editor

Reviewed-By: Peter Rotich <peter@osticket.com>

mysqli: Numbers with leading zeros are strings

Reviewed-By: Peter Rotich <peter@osticket.com>

Fix ambiguous `due date` if specified as custom field

Reviewed-By: Peter Rotich <peter@osticket.com>

upgrader: Fix upgrade from osTicket 1.6

Reviewed-By: Peter Rotich <peter@osticket.com>

Allow manager to be set even when a department has no members

Reviewed-By: Jared Hancock <jared@osticket.com>

This is necessary to allow for creative department based access control and
alerts.