chore: upgrade to debug@2.6.1

Author: beeman

package.json

@@ -31,7 +31,7 @@
     "amqp-stats": "https://github.com/fullcube/node-amqp-stats/tarball/fe86722fd278067969f03addde57ed53f0910cd8",
     "amqplib": "0.5.1",
     "bluebird": "3.4.7",
-    "debug": "2.6.0",
+    "debug": "2.6.1",
     "lodash": "4.17.4",
     "rabbot": "https://github.com/fullcube/rabbot/tarball/e6173272b854d85adaf0089d04d1ee3138ceadae"
   },