Change chart javascript library as highcharts licencing model is not
compatible with AGPL and not free for our users.
Use of D3js library with C3js wrapper witch are under MIT licencing.
Merge branch 'master' of https://github.com/centralperf/centralperf.git

Conflicts:
	centralperf/.settings/org.eclipse.core.resources.prefs
	centralperf/pom.xml
Update maven project post C3/D3 merge