Android Release 3.1.15

Enhancements and Fixes

Allow user to unset a project in issues
Fix issue sorting date in tasks
Fix issue where sync icon froze after synchronizing
Fix issue where the avatar wasn't displaying for users with no photo
Fix Issue where the extent buttons doesn't work in the map view

* We utilize phased roll outs of our application which means there will be times where not all users are on the latest version. To see what version of the application you are on, check the settings view for your current Fulcrum App version.