Distorted Android

Speedup: remember the mesh associations of VertexEffects only once, when they actually change, and not every time we compute() a VertexQueue.

Turn the vName, vEffAnd and vEffEqu integer array uniforms into a one ivec4.
The point: ivec4s are always packed tightly in UBOs (which is going to be the next step)

Simplify AssociationUniformBlock

Bugfix.

Merge branch 'effects-ubo'

1. Conflicts:
2. src/main/java/org/distorted/library/mesh/AssociationUniformBlock.java

Bugfix.

Bugfix.

Bugfixes.

Introducing UBO to Effect Queues: step 1.

Move the 'effect association' part of MeshBase to a separate class.