model view remove and insert components (#2351)

* added the ability to remove a component from a container to insert it to a position

src/sql/parts/modelComponents/dropdown.component.ts

@@ -98,10 +98,6 @@ export default class DropDownComponent extends ComponentBase implements ICompone
 
 	/// IComponent implementation
 
-	public layout(): void {
-		this._changeRef.detectChanges();
-	}
-
 	public setLayout(layout: any): void {
 		// TODO allow configuring the look and feel
 		this.layout();