firefox security update

45.3.0-1.0.1 - Add firefox-oracle-default-prefs.js and firefox-oracle-default-bookmarks.html and remove the corresponding Red Hat files 45.3.0-1 - Update to 45.3.0 ESR 45.2.0-3 - Added fix for mozbz256180 45.2.0-2 - Added fix for mozbz975832, rhbz1343202...