Upgrade dependencies

Author: avh4

package-lock.json

@@ -34,15 +34,15 @@
   "devDependencies": {
     "chai": "^4.2.0",
     "child-process-promise": "^2.2.1",
-    "eslint": "^6.0.1",
+    "eslint": "^6.6.0",
     "http-server": "^0.11.1",
-    "mocha": "^6.2.0"
+    "mocha": "^6.2.2"
   },
   "dependencies": {
-    "mustache": "^3.0.1",
+    "mustache": "^3.1.0",
     "request": "^2.88.0",
-    "request-promise": "^4.2.4",
-    "tar": "^4.4.10",
+    "request-promise": "^4.2.5",
+    "tar": "^5.0.5",
     "unzip-stream": "^0.3.0"
   }
 }