now pooling delayed calls
Merge branch 'master' into pooled-delayed-calls
Added static all property to get all Starling instances (an instance is added in constructor and removed on dispose).
asset manager now checks http content-type if no file extension is available (refs #526)
Merge pull request #527 from joshtynjala/all

Added static Starling.all property to get all Starling instances
corrected indentation
added property 'numCurrentTouches' to touch processor
now checking if context is valid when dispatching RESIZE event (closes #528)
now cloning texture options to allow usage of the same instance multiple times in one queue
added 'repeat' property to TextureOptions constructor
to avoid overloading time-based animations, the maximum delta is now truncated (closes #500)
added 'touchGroup' property to containers, similar to 'mouseChildren' (closes #348, refs #83)

better late than never, right? ;-)
updated asdoc description (refs #348)
fixed touchGroup logic (refs #348)
enhanced regex for longer extensions and more flexible base names (closes #534)
updated changelog for new version
raised version to 1.5
more backward compatibility through using the 'execute' function
Merge branch 'master' into pooled-delayed-calls
now returning 'IAnimatable' in pooling convenience methods; added 'repeatCall'