added a method to get fixtures count, primarily for quick stats
Javadocs
Ignore the gradle-app.setting file.

I believe this file can be ignored, considering that it's only useful on the machine on which it was created (unless the other users have the same exact path), and it can easily be recreated by running the '--gui' option.

It really has no reason to be there.
Fixed postRunnable for LwjglCanvas.
Merge pull request #2543 from jberberick/master

added a couple fixture related methods on Box2d World
Merge remote-tracking branch 'origin/master'
Warning
Added random for long.
Fixed atlas extension.

closes #2618
Fixed MoveToAction with alignment.
Remove unused imports in Shape2D
Merge pull request #2621 from thatJavaNerd/patch-1

Remove unused imports in Shape2D
Merge pull request #2601 from Deathsbreed/patch-1

Ignore the gradle-app.setting file.