Rename "polyfill" to "shim"
Added _setBounds method
Removed constraints in scrollX/Y setters.
Merge remote-tracking branch 'upstream/master' into json-polyfill
Rebuild
Added sv._getBounds.  Also improved accuracy of 'scrollEnd' event firings.
Resolved merge conflict
Improvement to ScrollView unit tests
Cleaned up ScrollView unit tests.  Added an additional test.
Merge branch 'master' of git://github.com/yui/yui3 into json-polyfill
Added isShim property to parse and stringify

To be able to test which implementation is being used
Docs mention to changes and history.md update
Fixes #2532940
Merge branch 'master' into 3.x
Updated color tests for better grover/yogi printing and coverage
Merge branch '3.x' of github.com:yui/yui3 into 3.x
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Expose _serialize as stringify, for consistency with Y.QueryString
modify api so Y.IO.stringify('#my-form') works