make visible/hidden classes mixable
Variable name fix
simpler customizer files section; adds glyphicons.less
Undo jank jump to docs section via side nav thing for all but h1s

While it worked, it overlaps content and makes links unclickable,
elements unselectable, etc. Le sad.
Nuke the repeated blog stuff and just point people to the upcoming post
Merge branch '3.0.0-wip' of github.com:twbs/bootstrap into 3.0.0-wip

Conflicts:
	getting-started.html
no lead on that paragraph
Remove extra trailing comma in Gruntfile.js


    validation: {
      options: {
        reset: true
      },
no linenos
Merge pull request #9826 from phillipalexander/patch-1

Remove unnecessary trailing comma in Gruntfile.js
don't repeat ourselves in the disabled responsiveness stuff
more copy edits
Merge branch '3.0.0-wip' of github.com:twbs/bootstrap into 3.0.0-wip
use n/a not -
update grid options max container width in docs to reflect latest changes
Add Test case to documentation
Merge branch '3.0.0-wip' of https://github.com/eratzlaff/bootstrap into eratzlaff-3.0.0-wip
Copy edits, fix classes for demo, add subnav links
remove redundant docs section
Doh! Really undo that navbar thing