Change output format if using json
Migrate to new simpler JSON output format check in game view controller
Merge pull request #262 from dionyziz/json_accept_clarify

Change output format if using json
Add gtklocker on README
Merge pull request #273 from VitSalis/add_gtklocker_readme

Add gtklocker on README
Merge branch 'master' into next_prev_buttons
Remove useless css
Merge pull request #277 from VitSalis/next_prev_buttons

Next prev buttons