Move Apache PHP configuration

To apache-php branch.
Grunt

Uglify 0.2.4
Window.prototype.devicePixelRatio

IE6+, iOS Safari 4.3+, and Safari 4+.
Changing zoom changes value.
Window.devicePixelRatio

Resolve IE7 oddity
Element.prototype.mutation

Issue #22
Multiple named function expressions with the same name
apache-php
Merge branch 'apache-php' of github.com:jonathantneal/polyfill into apache-php