After objections on public_webgl, removed recently-added "differences" section regarding MAX_TEXTURE_SIZE parameter, and clarified in test conformance/limits/gl-max-texture-dimensions.html where the power-of-two restriction comes from.
Merge pull request #331 from kenrussell/npot

After objections on public_webgl, removed recently-added "differences" s...
Restructured oes-element-index-uint.html to act as a regression test for a bug in ANGLE which has since been fixed.

The component tests under conformance/buffers/ were unaffected by this bug, so not modifying them.

Bug: https://github.com/KhronosGroup/WebGL/issues/328
Merge pull request #332 from kenrussell/dynamic-draw

Restructured oes-element-index-uint.html to act as a regression test for...