Check parameter types in DisplayObjectContainer
Stub focusRect and scrollRect.
Fixes bug in addChildAt and setChildIndex, and adds more parameter checking. Also adds some test cases.
Merge pull request #1679 from tschneidereit/master

Rename All The Things from AS2Something to AVM1Something
Merge pull request #1661 from mbebenita/rent

Rent
Stub out TextField.setSelection.
Fix timeline regression
Fix readEncodedU32
Merge pull request #1687 from mbebenita/rent

Stub out TextField.setSelection.
Merge branch 'master' of github.com:mozilla/shumway
Fix parsing of hyphenated attributes in html text
Relax missing symbol assertions
Add test for EncodedU32 scene frame number
Merge pull request #1688 from tobytailor/master

Misc
Zoom when scrolling the wheel and pressing the Alt key.
Don't reset name property, and throw error if anyone attempts to set it to null.
Unit test for name setter.
Removes stream.ensure() usage
Merge pull request #1692 from yurydelendik/noparseex

Removes stream.ensure() usage
Name tests.