[ADF-993] toolbar improvements (#2090)

* toolbar improvements

- simple "title" property to render toolbar title
- advanced "adf-toolbar-title" element for compound toolbars

* move to SASS and improve styling

* fix divider color

ng2-components/ng2-alfresco-core/src/components/toolbar/toolbar-title.component.ts

@@ -0,0 +1,25 @@
+/*!
+ * @license
+ * Copyright 2016 Alfresco Software, 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.
+ */
+
+import { Component } from '@angular/core';
+
+@Component({
+    selector: 'adf-toolbar-title',
+    template: '<ng-content></ng-content>',
+    host: { 'class': 'adf-toolbar-title' }
+})
+export class ToolbarTitleComponent {}