Part work for the Ticket System.
Merge branch 'master' into ticket_system
More I18n work for ticket system.
Admin can reply and manage the tickets in Admin panel.
Change a translation.
Merge branch 'master' into ticket_system
User can Admin both can close the tickets.
redirect to tickets new page if there is no tickets yet.
Tiny i18n work.
Add the read/unread function for tickets and comments.
Add the counter related backend function and view..
Finished the read/unread function for user and admin.
Add the custom validation for Ticket.
Display the content if the title is blank.
Update the annoate note.
Some optimize for the UI sutff of the tickets system.
Fixed the failed specs and remove the warnning.
Use https protocol instead of git for undread gem.
Fixed the failed specs.
Clearn the ReadMark.