update dependencies
Tests use React 0.12.0 factories to create components outside of JSX contexts
add trivial bindings and tests for React.addons.update mutation operations , , ,  and
add example app that showcases mutation interface
Small README adjustments. Resolves #10.
Merge pull request #26 from lukasbuenger/mutation-interface

Implement all React.addon.update methods
Add Daniel Miladinov as a contributor in package.json
Rename helper function to better reveal intent

The function was building a component descriptor, not an actual rendered
component itself.
Extract a helper function to simplify redundant test setup
Inline test helper buildComponentDescriptorWithState into renderComponentWithState
Reduce duplication in setting up Cursor mutation commands