Adds support for all themes.

This makes the plugin no longer specific to [Standard](http://standardtheme.com).

Fixes #1
Renames plugin.

Fixes #5
Adds cache busting versioning.

Fixes #4
Updates plugin to conform with WordPress standards / best practices.

Fixes #3
Update README.

Fixes #2
Updates changelog for 2.0 release.

Fixes #6
Merge pull request #7 from manovotny/2.0-release

2.0 release