Add feature flags, RS dashboard dummy

closes #124
refs #94

app/controllers/services/remotestorage_controller.rb

@@ -0,0 +1,30 @@
+class Services::RemotestorageController < ApplicationController
+  before_action :require_user_signed_in
+  before_action :require_service_enabled
+  before_action :require_feature_enabled
+  before_action :set_current_section
+
+  def dashboard
+    # unless current_user.services_enabled.include?(:remotestorage)
+    #   redirect_to service_remotestorage_info_path
+    # end
+  end
+
+  private
+
+    def require_feature_enabled
+      unless Flipper.enabled?(:remotestorage, current_user)
+        http_status :forbidden
+      end
+    end
+
+    def require_service_enabled
+      unless Setting.remotestorage_enabled?
+        http_status :not_found
+      end
+    end
+
+    def set_current_section
+      @current_section = :services
+    end
+end