Merge pull request #10 from twitter/3.0.0-wip

3.0.0 wip
Update navbar.less

navbar padding-left and padding-right should be calculated from the grid-gutter-width variable.
Update navbar.less
Update navbar.less
Update variables.less
Merge pull request #8258 from aristath/navbar-fixes

Navbar fixes
Reset left padding for .carousel-indicators
Merge pull request #8261 from frabrunelle/patch-1

Reset left padding for .carousel-indicators
run make on previous merge