Start Notifications component refactor

Factor some things out of the mega Notifications component, and add a dummy
unit test to show willing

test/unit-tests/notifications/PushRuleVectorState-test.js

@@ -0,0 +1,30 @@
+/*
+Copyright 2016 OpenMarket Ltd
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+var notifications = require('notifications');
+
+var prvs = notifications.PushRuleVectorState;
+
+var expect = require('expect');
+
+describe("PushRuleVectorState", function() {
+    describe("contentRuleVectorStateKind", function() {
+        it("should understand normal notifications", function () {
+            expect(prvs.contentRuleVectorStateKind(["notify"])).
+                toEqual(prvs.ON);
+        });
+    });
+});