Add optional different side margin to no-bulleted lists.

Becomes essential for lists whose position is set to inside, aligning them to content with hanging indents. Lists given the no-bullet class then are pushed in even though they do not appear as lists.
Removed default flag from variables.
Merge branch 'optional-margin-nobullets' of github.com:michaelgilley/foundation
updated code highlighting to undo bugs added from new error styling for abide.
Merge branch 'master' of github.com:zurb/foundation