Removing .ir class, as it was done on HTML5 Boilerplate

Refer to h5bp/html5-boilerplate@f1a891
Update links to new repository
Use "JavaScript files" instead of "JavaScripts"
Add Grunt badge.
Add a Bitdeli badge to README
Add Yeoman generator-init as reference
Minor updates of IE 6, 7 support
Update Grunt to 0.4.2

Reference #61.
Update Changelog
Use libsass instead of Ruby Sass
Add multiple page functionality on replace task
Use xtend instead of deprecated Grunt dependency Lodash
Clean up karma.conf.js
Merge branch 'libsass'

Conflicts:
	CHANGELOG.md
Replace globals jQuery

See http://www.jshint.com/docs/options/#jquery
Rearrange existing options to increase comparability.

Using the same »groups« and order used in the official JSHint docs.
See: http://www.jshint.com/docs/options/
Add about.html (example template file) to gitignore
Add relaxing option "eqnull" to JSHint config file.

This option suppresses warnings about == null comparisons. Such comparisons are often useful when you want to check if a variable is null or undefined.

See #80 for opinions about this.
Add time-grunt to measure grunt's execution time

Closes #72.
Closes #83.
Consistently use about as 2nd page