[ADF-754] toolbar component (#1938)

* toolbar component

- simple toolbar component (core lib)
- readme updates (core lib)
- update demo shell with toolbar component demo (document list)

* update unit tests

demo-shell-ng2/app/app.module.ts

@@ -17,7 +17,6 @@
 
 import { NgModule } from '@angular/core';
 import { BrowserModule } from '@angular/platform-browser';
-import { MdSlideToggleModule, MdInputModule, MdSelectModule } from '@angular/material';
 
 import { CoreModule, AppConfigService } from 'ng2-alfresco-core';
 import { SearchModule } from 'ng2-alfresco-search';

demo-shell-ng2/app/components/files/files.component.ts

@@ -24,6 +24,8 @@ import { UploadService, FileUploadCompleteEvent } from 'ng2-alfresco-upload';
 
 import { CreateFolderDialog } from '../../dialogs/create-folder.dialog';
 
+import { CreateFolderDialog } from '../../dialogs/create-folder.dialog';
+
 @Component({
     selector: 'files-component',
     templateUrl: './files.component.html',
@@ -142,4 +144,20 @@ export class FilesComponent implements OnInit {
             }
         });
     }
+
+    onCreateFolderClicked(event: Event) {
+        let dialogRef = this.dialog.open(CreateFolderDialog);
+        dialogRef.afterClosed().subscribe(folderName => {
+            if (folderName) {
+                this.contentService.createFolder('', folderName, this.documentList.currentFolderId).subscribe(
+                    node => {
+                        console.log(node);
+                    },
+                    err => {
+                        console.log(err);
+                    }
+                );
+            }
+        });
+    }
 }