#1 
On Reply of Mershack's mail:
EventManager , PEvent, PProgress, PProgressWidget and TestViewer3D is added
#2 
1. Following files are commented out inside:
 main.java
 servlets/VizOnlineServlet.java
 
 multidimensional/PlanarProjectionViewer.java
 multidimensional/PlanarProjectionViewerFactory.java 
 tree/HierarchicalClusteringViewer.java
 tree/HierarchicalClusteringViewerFactory.java
 tree/TreeViewer.java
 tree/TreeViewerFactory.java

2. some commenting done at main.java

3. propertyDisabledChanged at VizOnlineServlet.java
#5

 UserNavigation controller partially implemented:
 1. User can navigate the 3D space using keyboard up,down, right, left , + , -
 2. Empty Object Controller added. 
 3. Translate variables moved to UserNavigate controller. 
 4. A sphere object drawn in the test viewer
.