Esri/esri-leaflet — pull request #198 by davidmahoney (2014-01-21 16:37:51+00:00)
Title: added a 'where' clase to FeatureLayer's options

The FeatureLayer class doesn't provide a way to pass options to the JSON request, other than the ArcGIS Server token. I've added a "where" clause, as it's the only other option that makes sense in the context of a persistent layer.