fix #25

clicking on a node's names in the infobox will zoom out to the node
fix #25

node doubleClick implemented (200 ms)
fix #25

bug fix
fix #25

bug fix
fix #29

Added working constraints in json
fix #29

creation of 2 json objects for the structure and the constraints
Merge branch 'display_features' into developpement

Conflicts:
	src/main/java/server/Server.java
	src/main/webapp/js/functionStyle.js
fix #29

separeted struct and constraints objects in javascript
clean code
variable cleaning
Merge branch 'json-Constraint' into developpement

Conflicts:
	src/main/java/server/Server.java
	src/main/webapp/js/functionStyle.js
Merge branch 'developpement' into pimpmyapps

Conflicts:
	src/main/webapp/css/treemapStyle.css
	src/main/webapp/js/treemap.js