Update OpenLayers
Update OpenLayers

Needed to have the same version of closure-utils.

camptocamp/ngeo,adube/ngeo,Jenselme/ngeo,Jenselme/ngeo,adube/ngeo,Jenselme/ngeo,Jenselme/ngeo,camptocamp/ngeo,adube/ngeo,camptocamp/ngeo,adube/ngeo,camptocamp/ngeo,camptocamp/ngeo