Rollback to autocommit, except for sequence  iteration

Keeping the transaction active for the entire request increases the
likelihood of a deadlock on Galera clusters.
forms: Fix interpretation of custom list data

Prior to osTicket v1.9.4, drop down lists only allowed for a single entry.
After upgrading to 1.9.4 the database data for drop downs changed to allow
for multiple entries. However, the old data format was not properly handled
by the SelectionField::to_php() method which handled interpreting and
upgrading the database data.
forms: Some browsers require windows.FileReader
i18n: Remove double download of language pack for build
i18n: Remove unnecessary ticket state listing
Add release notes for v1.9.4
Move email attachments to email settings
Merge pull request #1424 from greezybacon/issue/cluster-deadlocks

Rollback to auto commit, except for sequence  iteration

Reviewed-By: Peter Rotich <peter@osticket.com>
Merge pull request #1425 from greezybacon/issue/dropdown-value-upgrade

forms: Fix interpretation of custom list data

Reviewed-By: Peter Rotich <peter@osticket.com>
Fix change ticket status on some versions of IE
Fix subject display when a ChoiceField is used
Fix display of subject field for drop-down lists

There was a slight issue when transitioning from a short answer field to a
drop-down field, and when the CDATA table is dropped and rebuilt.