Rebuild docs
Rebuild docs
Rebuild docs
Merge remote-tracking branch 'remotes/HubSpot-original/gh-pages' into gh-pages

Conflicts:
	docs/intro.html
	docs/welcome/index.html
	examples/content-visible/index.html
	examples/dolls/index.html
	examples/element-scroll/index.html
	examples/enable-disable/index.html
	examples/out-of-bounds/index.html
	examples/pin/index.html
	examples/simple/index.html
	examples/testbed/index.html
	examples/viewport/index.html
	gulpfile.coffee
	index.html
	js/abutment.js
	js/constraint.js
	js/markAttachment.js
	js/tether.js
	overview/why_we_dont_support_ie_8/index.html
	overview/why_you_should_use_tether/index.html
	resources/templates/base.jade
	tether.js
	tether.min.js