Fix some compiler errors.
Merge branch 'nat' of https://github.com/mozilla/shumway into nat
Merge branch 'nat' of https://github.com/mozilla/shumway into nat
Merge branch 'nat' of https://github.com/mozilla/shumway into nat
Pass options to easel.
Merge branch 'nat' of https://github.com/mozilla/shumway into nat
Don't update easel right away, we need a draw loop in the future.
Add option to disable rendering.
Fix matrix inverse().
Merge.