Use `outline: 0` consistently
Move padding on radio and checkbox options from the surrounding div to the label to remove the no-click deadzone caused by negative margin
grunt
Run usebanner before cssmin
add role="alert" to Alert examples, to improve accessibility
Update dependencies
Comply with .dropdown-menu.pull-right deprecation in docs
Rework docs copy: inputs-without-labels are likely the more common case
Modularize mixins for easier maintanence and reading