Collect counters and write them to the console every certain number of frames.
Speed up |dispatchEvent| by doing a quick test to see if any event listeners are registered along the path to the root of the display list.
Add back reference counting code but leave it disabled for now until we fix all the bugs.
Make pause button behave more like paint.
Coerce depth values to integers.
Remove leftover call to removeReference.
Make sure clip values are getting updated
Merge branch 'nat' of https://github.com/mozilla/shumway into avx
Update demo SWF.
Merge pull request #1521 from mbebenita/avx

Some perf updates.