Add ADB Keys tab.

res/app/settings/settings-controller.js

@@ -0,0 +1,15 @@
+module.exports = function SettingsCtrl($scope, gettext) {
+
+  $scope.settingTabs = [
+    {
+      title: gettext('General'),
+      icon: 'fa-gears fa-fw',
+      templateUrl: 'settings/general/general.jade'
+    },
+    {
+      title: gettext('ADB Keys'),
+      icon: 'fa-key fa-fw',
+      templateUrl: 'settings/adb-keys/adb-keys.jade'
+    }
+  ]
+}