Fix IE8 homepage bugs.
Remove grunt.js function to copy vendor js.
We only need to do this the one time. No need to add it to
the grunt file.
Fix IE7 homepage bugs.
Rework API reference design to match home page.
Add grunt.js function to copy vendor JS.
Merge pull request #2 from alexlande/master

Homepage cross-browser fixes including IE7 and IE8.