use sibling selector instead of pseudo selector
delete typeahead style
refactor pagination
refactor pagination
Remove further mentions of Glyphicons
Merge branch '3.0.0-wip' of github.com:twitter/bootstrap into 3.0.0-wip
Add tfoot back (addresses more than #8387)
Merge pull request #8392 from liuyl/refactpagination

refactor pagination.less
Move `hr` to scaffolding.less (out of type.less) and simplify styles
Merge branch '3.0.0-wip' of github.com:twitter/bootstrap into 3.0.0-wip
Merge pull request #8390 from liuyl/typeahead

delete typeahead style
Merge branch '3.0.0-wip' of github.com:twitter/bootstrap into 3.0.0-wip
Merge pull request #8378 from liuyl/aftertosibling

optimize breadcrumb
Merge branch '3.0.0-wip' of github.com:twitter/bootstrap into 3.0.0-wip
Remove more Glyphicons
extract .alert-variant mix-in
more nesting in button-groups.less
more nesting in navs.less
extract .label-variant mix-in
extract .progress-bar-variant mix-in