Generate plugins.qmltypes
Merge pull request #45 from kenvandine/qmltypes

Generate plugins.qmltypes to fix syntax highlighting and completion in qtcreator
Set currentScene's parent item before calculating contentHeight and
contentWidth.
Merge pull request #46 from kenvandine/viewportOffsets

Fixed calculations for contentHeight and contentWidth
Hook up the debug property in Scene to expose a DebugDraw overlay when
physics are enabled.  Toggling debug will now toggle the overlay.

DebugDraw is now an uncreatable type.
Added a showcase of examples
Added a showcase of examples
Added examples for viewport to the showcase
Merge branch 'examples' of github.com:kenvandine/Bacon2D into examples