- Add more tests to save map

- Add new rest operations for saving map content
- Fix password encoding bug
- Fix bug that allow different users being created with the same password.

wise-webapp/src/main/java/com/wisemapping/dao/MindmapManagerImpl.java

@@ -147,7 +147,7 @@ public class MindmapManagerImpl
     }
 
     public MindMap getMindmapById(int mindmapId) {
-        return (MindMap) getHibernateTemplate().get(MindMap.class, mindmapId);
+        return getHibernateTemplate().get(MindMap.class, mindmapId);
     }
 
     public MindMap getMindmapByTitle(final String title, final User user) {