Add browser based spec runner
Bump backbone version for specs
Remove duplicate code.
Merge pull request #19 from mrappleton/method-refactor

Remove duplicate code.
Update min version
Uses error code to handle errors.
Adds Firefox support for error checking
Merge pull request #22 from mrappleton/auto_expire

Better error checking for Quota exceptions
Update min
Merge branch 'master' into clear-on-save

Conflicts:
	backbone.fetch-cache.js