Resolves - Map Endpoint

Resolves #68 (closed)

src/hazard/src/main/java/gov/usgs/earthquake/nshmp/netcdf/www/NetcdfServiceHazardCurves.java

@@ -3,8 +3,6 @@ package gov.usgs.earthquake.nshmp.netcdf.www;
 import java.util.List;
 import java.util.stream.Collectors;
 
-import com.google.gson.JsonElement;
-
 import gov.usgs.earthquake.nshmp.data.XySequence;
 import gov.usgs.earthquake.nshmp.geo.Location;
 import gov.usgs.earthquake.nshmp.gmm.Imt;
@@ -220,12 +218,10 @@ public class NetcdfServiceHazardCurves extends
 
   static class HazardSourceModel extends SourceModel {
     public final List<Imt> imts;
-    public final JsonElement map;
 
     HazardSourceModel(NetcdfHazardCurves netcdf) {
       super(netcdf);
       imts = netcdf.netcdfData().imts().stream().sorted().collect(Collectors.toList());
-      map = netcdf.netcdfData().map().toJsonTree();
     }
   }
 }