Removed generics from Array and ArrayMap.

The type might be parameterized, which does not have a concrete representation. Eg:
new Array<Array<Integer>>(Array.class);
Merge remote-tracking branch 'origin/master'
Add initial gdx-controllers for gwt

This should still be considered a work in progress. It works in Chrome on
Windows but needs testing in other environments. Gamepad support in
Firefox requires use of the nightly builds, and has not yet been tested.
Per node expanded state.
addAll(Array).
Merge remote-tracking branch 'origin/master'
Fix syntax error that snuck in
Circle, add X/Y setters
Array: add Iterable and Iterator.allowRemove
Revert Material, use Iterable for Array
Merge pull request #488 from xoppa/misc2

Array: add Iterable and Iterator.allowRemove
Fix build classpath for gdx-controllers-gwt

Need to have gwt-dev.jar and gwt-user.jar on the classpath.
pull upstream
added preliminary node based shader pipe, nothing to see, move along
Add methods to access response headers.

Fixes Issue 1390 - Access to Http response headers
Fix Issue 1541 - Wrong Base URL in GWT Preloader
Fix Issue 1518 - Reset touches on pause.
Merge branch 'master' of https://github.com/libgdx/libgdx into gwtaudio
Fixed a typo in GL10.java

I'm a pedantic.
Fixed showing SelectBox.