escape matched strings before they are printed for results and groups
removing span tags from result, as they are no longer needed and display weird, I think. Also adding attribution for escape function used.
fixing indentation in escape function definition
fixing highlighting on span tags for result div
Added tests around escaping < & >
Merge pull request #27 from jonmagic/brycecr-escapeJS

Escape js take 2
cake build updated application.js and SpecRunner.js.
Add contributors \m/