Added I18N support
Added a simple I18N test.
Removed previous implementation.
Added a simple I18N implementation.
Added missing single quotes.
Added I18N support for GWT.
Moved to utils package and minor changes.
Set I18N default encoding to UTF-8 and switched PropertyMap to the
helper class PropertiesUtils.
Added jpgd, a JPEG decompressor, which allows for progressive JPEG support. Will be used when stb_image fails on progressive jpegs.
Fallback to RGB888 if no format is specified. Test + CHANGES
Addition Random Xorshift 128
Addition Quaternion add function to sum two quaternions
Change Stage#getSpriteBatch to getBatch. Deprecated old method.

#1817
Merge branch 'origin/master'
jdoc random x128
Warning.
fix seeding
Removed generics from I18NBundle and added TextFormatter.
Updated i18n properties files.
Added simpleFomatter flag to I18NBundle.
Updated TextFormatter for GWT emulation.