ignore www/dist
create gruntfile
Install frontend libs via bower instead.

* Removed old deps from the repo
* Moved the lib folder to www/lib
* Updated Bower with deps
* Updated Gruntfile
* Updated JS/LESS files to point to the right place.

Signed-off-by: Gideon Farrell <me@gideonfarrell.co.uk>
Switch css and js files depending on environment

Signed-off-by: Gideon Farrell <me@gideonfarrell.co.uk>