Distorted Android

Some progress with not-postprocessed OIT.

Progress with non-postprocessed OIT.

Status: compiles, but fails to work on both Adreno and Mali. Crashes the app (Adreno) or the whole system (Mali)

Update the 'main' shaders for OIT.

In Distorted.onCreate(), catch and re-throw exceptions, so that even is some Program fails to compile, others will still compile.

Standarize GLSL version across the whole library.

Correct a recently introduced bug.

Give users API to render OutputSerfaces and attached Nodes in either the 'normal' way of OIT way.

Start merging master and OIT.

Start merging master and OIT.

Minor.