add where and fields options to FeatureLayer and ClusteredFeatureLayer
Merge pull request #202 from patrickarlt/feature-layer-options

Add where and fields options to FeatureLayer and ClusteredFeatureLayer
Add layerDefs to defaultLayerParams

This makes setting layerDefs in the options actually work.
Merge pull request #206 from bmcbride/patch-1

Add layerDefs to defaultLayerParams
HeatMapFeatureLayer
Merge branch 'master' of github.com:Esri/esri-leaflet
port new methods to heatmap layer