Just a heads up to any ublock users out there that the dev gorhill has left the project suddenly and handed it over. Read here   https://github.com/chrisaljoudi/uBlock/commit/6850fa0a262b8772a502c92750fe7a5bf74515f0   His reasons posted here   http://www.wilderssecurity.com/threads/ublock-a-lean-and-fast-blocker.365273/page-33#post-2476240