updated config files to match example config files for production.
sqlite is still used in production currently though.
update apparmor profiles
Catch when a users codename contains invalid characters
https://trello.com/c/oWN0SW17 removing jquery-2.0.3.min.js and localForage.js from AppArmor since we don't use them any more.
Standardise flash message about unknown codenames
Use Jinja filter to format displayed time
Merge pull request #563 from DonnchaC/invalid_codename_handling

Catch when a user's codename contains invalid characters. Fixes #548
Format receint timestamps as human readable relative times.
Fix spacing bug on reply button
Catch attempts to download or delete without selecting any collections
Fix logo display breaking on newline
clarify the use of 64-bit Ubuntu
refer users to the ubuntu guide in the install guide
Merge pull request #567 from charltonaustin/develop

https://trello.com/c/oWN0SW17 removing jquery-2.0.3.min.js and localFora...
Merge pull request #573 from DonnchaC/fix/reply-button-display

Fix spacing bug on reply button
Fix logo bug on refresh in Chrome by floating the header.
Refactor jinja filters to a separate file
Tooltip for document/message icons
Catch resubmission of /generat
Don't show partially uploaded files on the /col view.

The local list of files is compared with the submissions list in
the database to remove files which are currently being uploaded
but which have not yet completed and added to the databases.