Improve up/down key behavior.
Improve usability of setVal. Fixes #646.
Merge branch '705-ie-scroll-bar' of git://github.com/jharding/typeahead.js into jharding-705-ie-scroll-bar

Conflicts:
	src/typeahead/typeahead.js
Reduce flickering of hint. Closes #754.
Shorten some method names.
Remove mention of autoselect from docs.
Update playground.html for form testing.
Add clear and reset functionality to Bloodhound.
Add tests for bloodhound public methods.
Update bloodhound docs for new methods.