pin proper patternengine-node-mustache version

Author: bmuenzenmeyer

package.json

@@ -14,7 +14,7 @@
     "lodash": "4.13.1",
     "markdown-it": "6.0.1",
     "node-fetch": "1.6.0",
-    "patternengine-node-mustache": "1.0.0",
+    "patternengine-node-mustache": "1.0.2",
     "update-notifier": "2.2.0"
   },
   "devDependencies": {