[#4339] ticket:237 remove trailing spaces
[#4339] ticket:237 add page for ticket moving
[#4339] ticket:237 test for 'move ticket' page
[#4339] ticket:237 'POST' handler for moving the ticket
[#4339] ticket:237 implement ticket move and add tests
[#4339] ticket:237 move ticket improvements

* restrict user field values to project members when moving
* minor fixes and tests
[#4339] ticket:237 preserve custom fields only from a new tracker
[#4339] ticket:237 move ticket after all fields are processed
[#4339] ticket:247 move discussion thread along with the ticket

this ensures ticket's feed work properly after moving
[#4339] ticket:247 fix links in feed for moved ticket
[#4339] ticket:248 set proper app_id and app_config_id on individual posts
[#4339] Fixed icon for ticket move

Signed-off-by: Cory Johns <johnsca@geek.net>