Conflicts:
	include/class.cron.php

If the entry answer being updated does not affect the ticket details form
(with type=T), then the updates do not need to be applied to the
ticket__cdata table.

Several database performance tweaks

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

This is instead of optimizing the lock table for every cron run, which
wastes a lot of db server io

And deadband session token updates to 1 per 30 seconds

Drop the data table on field type change

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

If a field on the ticket details form changes type, recreate the cdata table

Use config URL instead of THISPAGE

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

THISPAGE is unreliable for CLI cron calls. It was historically used so the
admin could figure out which file/page generated the error. But with
backtrace support we no longer need it.

This is necessary because the system depends ticket priority to sort and
display ticket data.

Allow autocomplete on email address

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

Show extra forms for help topic first

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

Export custom fields with the ticket queue export

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

Fix subject ticket number matcher (again)

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

Use case-insensitive matching on email address

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

Collaborators

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

Provide facility to set collaborator status on add.

This patch addresses an issue where a client may have upper-case letters in
their email address. When visiting the client portal to check the ticket
status, previously, the exact same case would be required in the 'Email
Address' box.

This patch remove the case sensitivity for email logins.

No longer require a priority for help topics

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

Pre-select default priority

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

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