diff --git a/src/demo/app/metamodel.ts b/src/demo/app/metamodel.ts
index 079b975..001aed8 100644
--- a/src/demo/app/metamodel.ts
+++ b/src/demo/app/metamodel.ts
@@ -33,6 +33,36 @@ const metamodelData: Array<RawMetadata> = [{
     {id: 'dir', name: 'dir', description: 'Absolute path to directory'},
     {id: 'name', name: 'name', description: 'The name of the file to create'}
   ],
+}, {
+  name: 'end', group: 'sink', description: 'Writes messages to a file',
+  properties: [
+    {id: 'dir', name: 'dir', description: 'Absolute path to directory'},
+    {id: 'name', name: 'name', description: 'The name of the file to create'}
+  ],
+}, {
+  name: 'null', group: 'sink', description: 'Writes messages to a file',
+  properties: [
+    {id: 'dir', name: 'dir', description: 'Absolute path to directory'},
+    {id: 'name', name: 'name', description: 'The name of the file to create'}
+  ],
+}, {
+  name: 'console', group: 'sink', description: 'Writes messages to a file',
+  properties: [
+    {id: 'dir', name: 'dir', description: 'Absolute path to directory'},
+    {id: 'name', name: 'name', description: 'The name of the file to create'}
+  ],
+}, {
+  name: 'hdfs', group: 'sink', description: 'Writes messages to a file',
+  properties: [
+    {id: 'dir', name: 'dir', description: 'Absolute path to directory'},
+    {id: 'name', name: 'name', description: 'The name of the file to create'}
+  ],
+}, {
+  name: 'jdbc', group: 'sink', description: 'Writes messages to a file',
+  properties: [
+    {id: 'dir', name: 'dir', description: 'Absolute path to directory'},
+    {id: 'name', name: 'name', description: 'The name of the file to create'}
+  ],
 }, {
   name: 'ftp', group: 'sink', description: 'Send messages over FTP',
   properties: [
diff --git a/src/lib/src/editor/editor.utils.ts b/src/lib/src/editor/editor.utils.ts
index 8f9a7bb..9d8268d 100644
--- a/src/lib/src/editor/editor.utils.ts
+++ b/src/lib/src/editor/editor.utils.ts
@@ -2,6 +2,8 @@ import { dia } from 'jointjs';
 import * as _ from 'lodash';
 import * as _joint from 'jointjs';
 const joint : any = _joint;
+import * as _$ from 'jquery';
+const $ : any = _$;
 
 
 export class Utils {
@@ -116,7 +118,7 @@ export class Utils {
     return args.length === 5 &&
       _.isString(args[0]) &&
       (args[0].indexOf('link:') === 0 || args[0].indexOf('element:') === 0) &&
-      args[1] instanceof jQuery.Event &&
+      args[1] instanceof $.Event &&
       args[2] instanceof joint.dia.CellView &&
       _.isNumber(args[3]) &&
       _.isNumber(args[4]);
diff --git a/src/lib/src/shared/flo.css b/src/lib/src/shared/flo.css
index 0262eee..9a31e83 100644
--- a/src/lib/src/shared/flo.css
+++ b/src/lib/src/shared/flo.css
@@ -94,7 +94,6 @@ flo-view {
 
 .palette-paper {
   background-color: #eeeeee;
-  height: 100%;
   /*
     border-right: 7px solid;
     */