/******** * ULTIMATE HARDENED FIREFOX USER.JS * Combines changes outlined in ghacks.net and GitHub's hardened FF profiles as at October 2015. The GHacks version was used as the base profile, with additional Github privacy/settings inserted (marked with 'GITHUB' label).   * Successfully tested with Linux FF 41.0.2 (Youtube etc). * All credits to the primary authors and many contributors from Github, GHacks Forums and Wilders Security Forums who did the hard yards. * Minor changes have been mad