Do not automatically pull in mqtt/amqplib

Users of this library should install the one they want,
as a dependency of their project

Author: jonnor

package.json

@@ -17,18 +17,18 @@
     }
   ],
   "dependencies": {
-    "amqplib": "^0.3.0",
     "async": "^0.9.0",
     "chance": "^0.7.3",
     "coffee-script": "^1.8.0",
     "commander": "^2.6.0",
     "debug": "^2.1.2",
     "fbp": "^1.1.2",
-    "mqtt": "1.4.x",
     "newrelic": "1.23.0",
     "uuid": "^2.0.1"
   },
   "devDependencies": {
+    "amqplib": "^0.3.0",
+    "mqtt": "1.4.x",
     "chai": "~1.9.0",
     "grunt": "~0.4.1",
     "grunt-coffeelint": "~0.0.6",