d3 graphs integrated
added Statistics, OpenData, Templates Controller

- Statistics all methods for graphs and application stats
- is a read only REST API for using PH content
- Templates is a test and dev library for all our templates
YiiTagCloud addded, and all prototype modules Covoiturage, Diffusion, Discussion, Actualité,annuaire, Thematique...
YiiTagCloud addded, and all prototype modules Covoiturage, Diffusion, Discussion, Actualité,annuaire, Thematique...