Updating LESS variable names and mixins for consistency.
Merge pull request #5 from Brightspace/dbatiste/consistency

Updating LESS variable names and mixins for consistency.
Updating for consistency.
Merge pull request #6 from Brightspace/dbatiste/consistency

Updating for consistency.
Updating icon mixins.
Merge pull request #7 from Brightspace/dbatiste/update-icons

Updating icon mixins.
Updating CSS to correctly position the icon.
Merge pull request #8 from Brightspace/dbatiste/fix-icon-position

Updating CSS to correctly position the icon.