tech: cleaned up unused stuff

public/app/core/components/grafana_app.ts

@@ -49,65 +49,6 @@ export class GrafanaCtrl {
       appEvents.emit(name, payload);
     };
 
-    $rootScope.colors = [
-      '#7EB26D',
-      '#EAB839',
-      '#6ED0E0',
-      '#EF843C',
-      '#E24D42',
-      '#1F78C1',
-      '#BA43A9',
-      '#705DA0',
-      '#508642',
-      '#CCA300',
-      '#447EBC',
-      '#C15C17',
-      '#890F02',
-      '#0A437C',
-      '#6D1F62',
-      '#584477',
-      '#B7DBAB',
-      '#F4D598',
-      '#70DBED',
-      '#F9BA8F',
-      '#F29191',
-      '#82B5D8',
-      '#E5A8E2',
-      '#AEA2E0',
-      '#629E51',
-      '#E5AC0E',
-      '#64B0C8',
-      '#E0752D',
-      '#BF1B00',
-      '#0A50A1',
-      '#962D82',
-      '#614D93',
-      '#9AC48A',
-      '#F2C96D',
-      '#65C5DB',
-      '#F9934E',
-      '#EA6460',
-      '#5195CE',
-      '#D683CE',
-      '#806EB7',
-      '#3F6833',
-      '#967302',
-      '#2F575E',
-      '#99440A',
-      '#58140C',
-      '#052B51',
-      '#511749',
-      '#3F2B5B',
-      '#E0F9D7',
-      '#FCEACA',
-      '#CFFAFF',
-      '#F9E2D2',
-      '#FCE2DE',
-      '#BADFF4',
-      '#F9D9F9',
-      '#DEDAF7',
-    ];
-
     $scope.init();
   }
 }

public/app/features/styleguide/styleguide.ts

@@ -9,7 +9,7 @@ class StyleGuideCtrl {
   navModel: any;
 
   /** @ngInject **/
-  constructor(private $http, private $routeParams, private backendSrv, navModelSrv) {
+  constructor(private $routeParams, private backendSrv, navModelSrv) {
     this.navModel = navModelSrv.getNav('cfg', 'admin', 'styleguide', 1);
     this.theme = config.bootData.user.lightTheme ? 'light' : 'dark';
   }