Fix table styling in API reference.
Add retina style for API reference reset button.
Merge remote-tracking branch 'upstream/master'

* upstream/master:
  Wire up search reset button
  Add inital API search
  Remove default search results
  Update docs
  Add note about overriding _getContext
Add back to top link to API sidebar.
Adjust spacing on API sidebar.
Merge pull request #4 from alexlande/master

Fix API reference style bugs.