Bug 1054520 - Add ifdef to enable stumbler in nightly. r=nalexander
Bug 1068388 - Part 1: Clarify that Stumbler pref is Android-only. r=nalexander, r=garvank
Bug 1068388 - Part 2: Remove the use of app.geo.reportdata from gecko. r=rnewman
Bug 1068388 - Part 3: Hide stumbler settings items if stumbler isn't built. r=garvank
Bug 1068388 - Part 4: Update UI pref key value for app.geo.reportdata. r=rnewman
Bug 1068388 - Part 5: If stumbler built off, test should ignore stumbler prefs. r=nalexander