Fixes #88 Remove icon mentions.

Removed mention of icons from less files.
Merge pull request #87 from acmetech/master

add composer.json
Removed commented sprite references.
Merge pull request #89 from reecefowell/master

Fixes #88 Remove icon mentions / variables.
update to bootstrap 2.3.1
rename navbar-googlebar to navbar-masthead and navbar-googlenav to navbar-toolbar