adding explicit moment.js dependency into package.json

Author: codebox

package.json

@@ -1,6 +1,9 @@
 {
   "name": "moment-precise-range-plugin",
-  "version": "1.2.2",
+  "version": "1.2.3",
+  "dependencies": {
+    "moment": ">=2.9.0"
+  },
   "description": "This is a plugin for the moment.js JavaScript library, to display date/time ranges precisely, in a human-readable format.",
   "main": "moment-precise-range.js",
   "files": [