This is necessary so we don't add delivered-to addresses to the list of
addressee/collaborators.

Only add collaborators if the system email in the To and Cc list was determined

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

necessary to avoid adding internal virtual address as a collaborator.

Store delivered-to email ID - giving us the ability to reply FROM specific
email address as opposed to the department's email.

Conflicts:
	include/class.mailparse.php

Search for system emails in To and Delivered-To

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

Conflicts:
	include/class.mailparse.php

This is needed to help us remove invalid characters set by some mail
clients.

Previously, the Delivered-To header was only used if the To header was not
found

Collaboration Enhancements

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

oops: Fix several issues for files and downloads

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

Increment warning log frequency on failed login attempts

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

bug: Dont send out reply when staff selects "no reply".

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

User got emailed reply even when staff selected  -Do Not Email Reply-

Change z-index to overlay popup windows correctly

File Storage API v2

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

i18n: Much better compat imll of mb_* funcs

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

And allow plugin to support remotely-generated hashes for migration safety
verification

The original compatibility functions for the mb_strlen, mb_strpos, and
mb_substr functions was not implemented correctly. This patch uses the PCRE
library to do Unicode processing

Clear ticket locks on logout

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

pipe: Use Delivered-To and Message-Id from outer

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

If a wrapped mail is sent, copy the Delivered-To header into the nested
message so it will be clear(er) how the mail arrived into the system. Also,
copy the Message-Id into the nested mail if there is none to help against
mails delivered repeatedly.

Add addressee to filtering system

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

New Ticket Notice

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

If an email arrives at the system and the system cannot determine why the
mail arrived (ie. a system email was not found in the To or Cc headers), the
recipients list should be maintained.

This is useful for generating collaborator lists as well as filtering by the
To and Cc (Addressee) headers.

oops: Fix report time frame interpretation

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