Delete unused import
Merge branch 'master' of github.com:dryade/chouette
Merge branch 'master' of github.com:dryade/chouette
Merge branch 'master' of github.com:dryade/chouette
Merge branch 'master' of github.com:dryade/chouette
Merge branch 'master' of github.com:dryade/chouette
Fix tariffStopPoints map for velocity
Add converters and create generic converter