Don't pin, I like the latest and greatest

If something breaks, then I can pin

package.json

@@ -4,9 +4,9 @@
   "description": "A Slackbot that gets weather conditions and forecast",
   "main": "index.js",
   "dependencies": {
-    "body-parser": "^1.14.2",
-    "express": "4.13.3",
-    "request": "^2.67.0"
+    "body-parser": "*",
+    "express": "*",
+    "request": "*"
   },
   "devDependencies": {},
   "scripts": {