Add Topographic Map and Geographicus Rare Antique Maps to CREDITS.md. Update new-york-city map json to remove metadata properties from map editor

Author: Tidwell

CREDITS.md

@@ -28,6 +28,16 @@ Licensed under [CC-BY 4.0](https://creativecommons.org/licenses/by/4.0/)
 © DLR e.V. 2010-2014 and © Airbus Defence and Space GmbH 2014-2018 provided under COPERNICUS by the European Union and ESA; all rights reserved.
 License: (https://docs.sentinel-hub.com/api/latest/static/files/data/dem/resources/license/License-COPDEM-30.pdf)
 
+### Topographic Map
+
+[Topographic Map](https://en-gb.topographic-map.com/)
+Licensed under [Open Data Commons Open Database License (ODbL)](https://opendatacommons.org/licenses/odbl/summary/)
+
+### Geographicus Rare Antique Maps
+
+[Geographicus Rare Antique Maps](https://www.geographicus.com/)
+Public Domain
+
 ## Icons
 
 ### [The Noun Project](https://thenounproject.com/)

map-generator/assets/maps/newyorkcity/info.json

@@ -1,21 +1,5 @@
 {
   "name": "New York City",
-  "mapInfoState": {
-    "width": 1500,
-    "height": 1900,
-    "originalWidth": 1500,
-    "originalHeight": 1900,
-    "cropData": {
-      "isCropped": false,
-      "cropX": 0,
-      "cropY": 0,
-      "cropWidth": 0,
-      "cropHeight": 0,
-      "originalWidth": 0,
-      "originalHeight": 0
-    },
-    "colorMappings": []
-  },
   "nations": [
     {
       "coordinates": [127, 1323],

resources/maps/newyorkcity/manifest.json

@@ -14,22 +14,6 @@
     "num_land_tiles": 406268,
     "width": 750
   },
-  "mapInfoState": {
-    "colorMappings": [],
-    "cropData": {
-      "cropHeight": 0,
-      "cropWidth": 0,
-      "cropX": 0,
-      "cropY": 0,
-      "isCropped": false,
-      "originalHeight": 0,
-      "originalWidth": 0
-    },
-    "height": 1900,
-    "originalHeight": 1900,
-    "originalWidth": 1500,
-    "width": 1500
-  },
   "name": "New York City",
   "nations": [
     {