fix(package): update @google/maps to version 1.1.2

Closes #91

Author: greenkeeper[bot]

package.json

@@ -8,7 +8,7 @@
   },
   "dependencies": {
     "@babel/runtime": "^7.0.0-beta.56",
-    "@google/maps": "^0.5.5",
+    "@google/maps": "^1.1.2",
     "cli-table2": "^0.2.0",
     "commander": "^2.17.0",
     "convert-units": "^2.3.4",