Fix #1548
pipe through functions
update code, tests
Update CHANGES.md
fix doc
Tweak CHANGES.md
Tweak CHANGES.md
Cleanup
move events to scene
fix tests
Tweak CHANGES.md
parameter name to duration
Merge branch 'master' into issue1405
Merge pull request #1584 from AnalyticalGraphicsInc/issue1405

Combine Scene and Scene Transitioner
Merge remote-tracking branch 'origin/master' into replaceGetSetContext
Merge pull request #1580 from AnalyticalGraphicsInc/replaceGetSetContext

Replace get/set functions with properties : Context
Merge branch 'master' into replaceGetSetScene
doc cleanup
getname -> name
getdatatype -> datatype