Remove the dev folders in the build
Create a new (default) dev profile for Grunt which doesn't minimise CSS or JS. See #116
Merge branch 'removeless' of https://github.com/BronsonQuick/achievements into BronsonQuick-removeless

See #116
Add CSSJanus to new tools directory

CSSJanus is a utility that transforms CSS style sheets written for LTR
to RTL.

Taken from MediaWiki's PHP port of a Python original, which was made by
Google.

https://github.com/wikimedia/mediawiki-core/blob/master/includes/libs/CS
SJanus.php