Bug 427568 - Navigation Menu transition should not happen on page load

--Signed-off-by: Elijah El-Haddad <elijahe@ca.ibm.com>
Bug 427601 - Drag and drop from desktop to tree problems
- Show error message if dropping a folder fails

--Signed-off-by: Elijah El-Haddad <elijahe@ca.ibm.com>