more nesting in buttons.less
more nesting in navbar.less
use nesting more in pagination.less
refactor {badges,jumbotron,media,popover,print}.less (mostly nesting)
use LESS nesting more in dropdowns.less
code.less: cleanup styles that get immediately overriden later in the file
Merge pull request #8410 from cvrebert/buttons-nesting

more nesting in buttons.less
Merge pull request #8411 from cvrebert/navbar-LESS-nesting

more nesting in navbar.less
Merge pull request #8412 from cvrebert/pagination-nesting

use nesting more in pagination.less
Merge pull request #8413 from cvrebert/misc-less-refactoring

refactor {badges,jumbotron,media,popover,print}.less (mostly nesting)
Merge pull request #8414 from cvrebert/dropdowns-LESS-nesting

use LESS nesting more in dropdowns.less
Merge pull request #8415 from cvrebert/code.less-cleanup

code.less: cleanup styles that get immediately overriden later in the file
Merge remote-tracking branch 'upstream/3.0.0-wip' into 3.0.0-wip