Merge branch 'release-0.1.0'
Rename default grid vars
Merge fix-0.1.1 for release
Reverted grid vars
Makes more sense for dependent projects to just override these variables than have to include their own in every mixin.
Merge fix-0.1.2 for release
Crap!
Merge fix-0.1.3 for release
Add default grid-cols to offset/push/pull
Bump version to 0.1.4
Merge branch 'fix-0.1.4' into development