Merge branch 'region' into 'master'

Region toString error

See merge request !90

src/main/java/gov/usgs/earthquake/nshmp/geo/Region.java

@@ -335,7 +335,7 @@ public class Region implements Named {
   @Override
   public String toString() {
     Bounds b = bounds();
-    String str = "Region\n" + "\tMinLat: " + b.min.longitude + "\n" + "\tMinLon: " +
+    String str = "Region\n" + "\tMinLat: " + b.min.latitude + "\n" + "\tMinLon: " +
         b.min.longitude + "\n" + "\tMaxLat: " + b.max.latitude + "\n" + "\tMaxLon: " +
         b.max.longitude;
     return str;