Incorporated bug fix from Jun Jiang causing conformance/textures/gl-pixelstorei.html to fail.
Merge pull request #244 from kenrussell/checkrect

Incorporated bug fix from Jun Jiang causing conformance/textures/gl-pixe...
Add test for uniform/attribute naming conflicts.
Merge pull request #245 from greggman/add-naming-conflict-test

Add test for uniform/attribute naming conflicts.
Fix Demos

San Angeles was disabling attribute 0
Particles was using uninitialized textures and still had lost context
simulation enabled.
Merge pull request #246 from greggman/fix-demos

Fix Demos
move readme to README.md
Merge pull request #247 from greggman/move-readme

move readme to README.md