Update customizer.js

Update README.md

Row 13 link update to tag v3.0.1

Added navigation role to example navbars

As per the docs:
http://getbootstrap.com/components/#navbar-default

  modified:   examples/carousel/index.html
  modified:   examples/jumbotron/index.html
  modified:   examples/navbar-fixed-top/index.html
  modified:   examples/navbar-static-top/index.html
  modified:   examples/navbar/index.html
  modified:   examples/non-responsive/index.html
  modified:   examples/starter-template/index.html
  modified:   examples/sticky-footer-navbar/index.html
  modified:   examples/theme/index.html

remove unused `{{ page.base_url }}` variables, and fix the urls

Combine multiple .thumbnail > img styles

Change tense to imperative

Matches this comment with the commit messages and other comments.

JS comments pointed to new documentation

Add -moz-osx-font-smoothing

Remove execute permissions on fonts files.

Ditch amp

Chrome for OSX print issue with select tags

Variable way to set caret width

Add .animation() mixin