lint: Fix E_STRICT warnings

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

Fixes #262

Again, fix issue where multiple mails fetched in the same fetch run will set
the user of each of the mails to the user of the first email fetched.

The previous patch neglected to pass the new $cache argument through the
inherited UserForm::getFields() function.

Conflicts:
	setup/inc/class.installer.php

bug fix for custom upgrade streams

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

fetch: Multiple email fetches may reflect same user

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

If two emails were fetched in the same timeframe, they may both be assigned
to the same user account.

upgrader: Correct deleted function call

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

Merge more upstream 1.7.3+ changes

Conflicts:
	main.inc.php

ui: Fix large image display

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

templates: %{ticket.phone} shows the entire number

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

perf: Significant improvement fetching statistics

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

auth: Handle REQUEST_URI not being authoritative

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

Fixes oversize image display to be resized in both the ticket thread and
the redactor editor in (at least)

  * Ticket-view boxes
  * Client new-ticket form
  * Staff new ticket
  * Page add/edit
  * FAQ add/edit
  * Canned response add/edit

Fixes osTicket/osTicket-1.8#247

Previously, due to a bug in Ticket::getPhone(), the first digit of the
formatted phone number was displayed only. This patch will allow display of
the entire formatted phone number.

Fixes osTicket/osTicket-1.8#248

'where 1' and 'where 1=1' gives me hives...

If _SERVER{REQUEST_URI} does not start with a leading slash, add one. This
will ensure that the redirect URL offered after a successful login will
be to an absolute url rather than an implied relative one.

Fixes osTicket/osTicket-1.7#858

Replace assign-on-reopen with claim-on-response

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

If a ticket is currently unassigned and your respond to it, it's yours. If a
ticket is closed and later reopened due to a new message, the last
respondent will always be assigned if available at the time.

tips: Auto-flip pop-over and fix a few typos

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

User lookup revisited

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

Include all validation erors

Unpack user data for filtering purposes for staff created tickets

- Remove Client form
- Provide name and email fields for cases where use is not selected (JS
issues)

Add update routine
Add updated date getter

Add ability to change ticket owner on ticket view
Add get last updated date to user class