Connect the redactor editor to the auto lock

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

Previously the richtext editor introduced the loss of the collision
avoidance feature.

Address major Redactor issues

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

Forbid update of email address to one of another user

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

Longer addresses for the company

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

Fixup image hover

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

Fix several presentation issues for attachment widget

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

Fix date picker issues on client interface

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

  * Upgrade to Redactor 9.1.7
  * Use a (x) icon from font-awesome for the dialog

Ultimately, in the user information ("contact information") form, forbid
updating a user's email address to an email address in use by another user.
Because email addresses are a unique identifier of user accounts, they
cannot be reused between different users.

Fixes #126

Since the ticket thread is nested in a div now (required for inline videos
to be displayed correctly), the image hover caused the images to be shown at
the end of the thread entry body rather that its original location.

Avoid adding extra contact info forms

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

Cleanup drafts on ticket processing

Peter Rotich <peter@osticket.com>

When end users create new tickets

Fixes #107

Before, the draft was only cleaned up when progress on the ticket was
tracked with the reply box.

Validation errors in user form were not displayed on the interface

Fixes #111

Hotfix uninitialized parameter

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

Handle email addresses used as names

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

If an email arrives in the system without a "personal" field (name), the
email address is used as the name. The email address, however, is not parsed
well by the PersonsName constructor. This patch uses the mailbox of the
email address as the name.

Also include a slight boost to the mbstring compatibility functions declared
in the bootstrap::i18n_prep() function

Add company information

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

Fix slight regression on new ticket by staff

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

Fix regression in custom date fields

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

Fix regression saving ticket priority

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

And extend the information to email templates

When localized date formatting was implemented, saving of those dates in the
database was broken. This fix correctly handles custom date fields to/from
the database.

Fix regression in filter processing

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

The typeahead for user email address was dropped somewhere along the way

Filters should not be run alongside basic ticket validation