Added more active class css
Updated arguments to side-radius mixin in pre/postfixed buttons and pre/postfix spans and labels so that they work correctly when rtl.

Added a check for text direction when setting the background-position of the arrow on select elements.
Added support for fieldset[disabled]
New variable $topbar-button-top

It's impossible (or I didn't get it right) to center horizontally a button inside a topbar with a custom defined height.

Added a new variable $topbar-button-top to fix this issue
Added $topbar-link-padding variable
update all versions to 5.1.0
fix regression with updated css styles on magellan expedition
push to master branch on bower-foundation
fix bug with ruby sass where sass variables can be defined in conditional (works in libsass though)
update github compare link for 5.1.0 changelog
remove unused compare link in changelog
add link to kitchen sink in offcanvas nag and sidebar nav
Update doc examples.

Conflicts:
	doc/pages/components/kitchen_sink.html
add kitchen sink layout
fix incorrect refs from interchange to equalizer
Fixed a bug with a comment and couple properties being over included as a result of an improper export
reflow equalizer on initialization otherwise equal height doesn't take affect until window resize
Added space to -link-padding variable.
remove call to import range-slider
Fixed prefix and postfix border radius