XSD : Node coordinates X Y > 0
XML file manipulations : String replaced by URIs (resource file != file)
Location coords as ints
Draw locations on map
Import deliveries : fixed null pointer exception (filechoser was useless)
Draw deliveries
Section drawing
Draw labels for sections and locations
contains() method implemented
Node selection on map view
Roadmap coloring (not tested)
Merge remote-tracking branch 'origin/master' into mvc

Conflicts:
	src/main/java/fr/insalyon/optimod/controllers/ApplicationController.java
	src/main/java/fr/insalyon/optimod/models/factories/XMLFactoryBase.java