Merge pull request #1436 from tschneidereit/nat

Small fixes
Merge pull request #1437 from tschneidereit/nat

AVM1 fixes
Improve behaviour or FPS view.
Merge pull request #1438 from mbebenita/nat

Improve behaviour or FPS view.
Fix replacing static symbol content
Merge pull request #1439 from tobytailor/nat

Fix replacing static symbol content
Change AVM1 ActionNewMethod to ignore non-function targets and non-existing containers

As per spec and Flash's behavior, not sanity.