Labels updated when the data is modified.
+ some cleaning.
Merge branch 'PDP' into interface

Conflicts:
	client/Interface.js
add autocompleted input for tulip layout
+cleaning in css
Merge commit '3eeea1d31e3cbcefea15419f8f7221bf806c49bf' into PDP

Conflicts:
	client/ViewGraphSubstrate.js
	client/css/menu.css