Removed calls with GL_TEXTURE_2D enum not existing in OpenGLES 2.0
Fix offscreen canvas resizing. Screen canvas needs implementation.
Merge branch 'develop' of github.com:aogilvie/Ejecta-X into develop
Merge branch 'develop' into fix/canvasSize
Minor aesthetic changes
Small additions to XHR
Changed assets path to www in respect to Cordova. Changed assets to be copied in cache folder. Small fix to check files to copy and not folders in Utils java class.
Restored stencil and buffer creation in the native code. Better check this twice.
Updating Ejecta-X version to 0.2.0.
Merge branch 'develop' of github.com:aogilvie/Ejecta-X into develop

Conflicts:
	sources/ejecta/EJApp.h
Merge pull request #27 from jrouault/develop

Updating Ejecta-X version to 0.2.0.