Remove case normalization for selectors, refs #33
Fixes for legacy browsers
Further IE compatibility
failover cssRules to empty array when sheet.rules and sheet.cssRules are null
updated build script
Updated module references
tutorial updates
remove todo-mvc app (for separate package)
Fix inheritance on element properties
improve performance of compute
Improved rule matching and rule preservation
Better rule matching
Add element class name support
Remove xcleanup attribute
Use dojo/on for events
still contextualize even when we remove custom property
Handle enter keydown event as change for the sake of IE
Don't strip out escape characters in rule values.
More explanation of element-property and element-class
Support unicode in strings, refs #36, fixes #38