v2.0.5

Fixed

• DynamicMapLayer image overlays now utilize a proxy when appropriate #862
• DynamicMapLayer.layerDefs provided as a string are now serialized correctly #866 (thank you@whyvez!)
• We no longer ask for raw geojson from ArcGIS Online proxied services that can't provide it. #876
• Copyright text for TiledMapLayer is now displayed automatically when the map has a custom projection. #877
• When a null extent is encountered by L.esri.Query, no matter its form, an Invalid Bounds error is passed in the callback. #879
• L.esri.request now sets the generic withCredentials header when appropriate #881