Merge pull request #252 from patrickarlt/beta5

Beta5
git works
Merge branch 'beta5' of github.com:Esri/esri-leaflet into beta5
rebuild to include basemap layer
Merge branch 'beta5' of github.com:Esri/esri-leaflet into beta5
Merge branch 'beta5' of github.com:Esri/esri-leaflet into beta5
homepage map
Merge pull request #253 from nikolaswise/beta5

homepage map
onEachFeature code and tests