Update of the visualize command : 
* get the hierarchy directly from bootstrap (so the hierarchy is
accessible via a single tunnnel on grid5000)
* add graph on nodes (right click)
* add a node object instead of string
* add logos
remove the java dependency on deb package...
reorganizing files
clean the code
clean the code
Add resizing on the client ...
clean the code for resizing vm.
Add resize Command.

checkstyle fix.
Merge branch 'devel-1.1.0'

Conflicts:
	distributions/deb-package/snoozeclient/debian/control
	pom.xml