Add instructions to readme to install jshint and js-beautify.
Add function to vimrc to strip trailing whitespace.
Add a key remap of <leader>ff call js-beatify .
Add indent-size of 2 to js-beautify commands.
Add --keep-array-indentation option to js-beautify.
Fix typo in js-beautify command of preserve-newlines from preserver-newlines
Merge pull request #1 from nisaacson/master

Add instructions to readme to install jshint and js-beautify.