adjust the size and vertical position of .navbar-toggle
Drop the accordion for the panel. fix negative indenting in button group for nested button groups. Navbar refactor. invert dropdown styles in navbar for inverse variation. derp. enable button groups in vertical button groups. specify font-size in dropdown menus to avoid inheritance issues. lighter default navbar, add borders to navbars, tweak padding and alignments. nuke the box-shadow on uncollapsed navbar-collapse. Overhaul navbar alignment (.pull-) utilities. use overflow: auto on navbar collapse. Fix .navbar-right > .dropdown-menu alignment. Remove .navbar-collapse padding when not in mobile context. fixes 8702 until Normalize.css starts handling this. set cursor:not-allowed for disabled buttons,checkboxes,radios. remove gradients from dropdown menu items on hover/active. refactor navbar file to better nest css and restore navbar-color to navbar text. use navbar align mixin for buttons to get correct top/bottom spacing. make img responsive mixin use display block, but provide option to pass custom value to it. remove padding on navbar-collapse as any padding on an animated object screws it up; instead use some padding on the navbar nav. restore img-responsive as a class and move it's mixin to mixins.less. restore bottom border on hover of nav tabs for proper display. consistent variation order, add .label-primary. fix up inverse navbar form styles. use cursor not-allowed on radios and checkboxes

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