Merge pull request #673 from tschneidereit/master

Converts all internal coordinates to Twips
Merge pull request #674 from tschneidereit/master

Add more info to DisplayListTree entry details view
Merge pull request #675 from tschneidereit/master

Slight math optimizations
Merge pull request #676 from tschneidereit/master

Don't store invalidPath on the Stage instance, keep it in the RenderVisitor, instead
Merge pull request #678 from tschneidereit/master

Coordinates-handling fixes, cleanup, optimizations and getting closure compiler to work again
Merge pull request #683 from tschneidereit/master

Twips-conversion fixes in Transform and MouseEvent
Merge pull request #684 from tschneidereit/master

Fixes for text-alignment and TextField sizing issues
Fix linter errors