Improve ngeo.PrintUtils#getOptimalScale docs
Improve ngeo.PrintUtils#getOptimalScale docs

camptocamp/ngeo,kalbermattenm/ngeo,camptocamp/ngeo,pgiraud/ngeo,camptocamp/ngeo,adube/ngeo,Jenselme/ngeo,camptocamp/ngeo,pgiraud/ngeo,ger-benjamin/ngeo,Jenselme/ngeo,kalbermattenm/ngeo,adube/ngeo,kalbermattenm/ngeo,ger-benjamin/ngeo,adube/ngeo,pgiraud/ngeo,Jenselme/ngeo,ger-benjamin/ngeo,Jenselme/ngeo,adube/ngeo,camptocamp/ngeo