v0.4.12

* Toolbar button for Firefox, supports v30+
* Added option to hide "recommended" posts (Thanks https://github.com/zero-jt)
* Added option to hide "sponsored" posts
* Reorganized files, now the extension lives in src
* Filled in README
* Fixed the about tab to open links in a new window
* Fixed a bug where blacklist/whitelist entries could not contain +