Created squared, POT skin textures, in order to apply GL_LINEAR_MIPMAP_NEAREST minification bilinear filtering.
Added screenSize to configChanges.
Changed minSdkVersion from 11 to 10.
Fixed compatilibity issues with older devices (API level 10).
Fixed bug triggered if leaving the video view while recording.
Fixed small BackgroundExecutor bug.
Fixed Android KitKat fileChooser bug.
Merge pull request #369 from RotaruDan/skinImprovements

Skin improvements and other bugfixes.