Get rid of navbar-brand margin-right
remove gradients from dropdown menu items on hover/active (fixes #9473)
refactor navbar file to better nest css and restore navbar-color to navbar text (fixes #9500)
reaffix the docs sidenav at all times--screw this height business; fix space between code snippet and example
add call out to fix #9569
fixes #9563: add callout about browser zooming to browser support section
fixes #9523: more accurate grid table breakpoint numbers
Merge branch 'navbar-brand-margin' of https://github.com/Luis-TP/bootstrap into Luis-TP-navbar-brand-margin

Conflicts:
	dist/css/bootstrap.min.css
fixes #9508: use navbar align mixin for buttons to get correct top/bottom spacing
fixes #9445: make img responsive mixin use display block, but provide option to pass custom value to it
fix #9454: add grid docs about responsive column clearing
fix inaccurate comment in media query docs
fixes #9522
Merge branch '3.0.0-wip' of github.com:twbs/bootstrap into 3.0.0-wip
fixes #9507: remove padding on navbar-collapse as any padding on an animated object screws it up; instead use some padding on the navbar nav
fixes #9582: restore img-responsive as a class and move it's mixin to mixins.less
Doc fixes related to #9523
Update css.html

I know the form code are only examples, but it'd be good to encourage usage of the proper input type for the email inputs by changing the type from "text" to "email".
Merge pull request #9598 from coliff/patch-5

Change input type for the email input examples
Merge pull request #9591 from BBosman/9523

Doc fixes related to #9523