Merge pull request #163 from mbebenita/master

Fixes.
Adding workarounds for IE10
Merge pull request #164 from yurydelendik/ie10-stuff

Adding workarounds for IE10
Count AVM1 limits the per context usage instead of per function call
Limits amount of pending scripts during rendering
Merge pull request #165 from yurydelendik/avm1-guards-3

Additional guards on AVM1 and rendering
Deal with SWITCH cases that have no cases. In ABC this is always compiled to at least case offset and one default offset. And it really looks like an IF.
Give IR nodes better constructor names so that they appear nicer in the profiler and the debugger.
Add main Box2D test. It now works in the interpretr, and in the compiler (- verifier) - graphics bugs.