bump deps

Author: feross

package.json

@@ -11,15 +11,15 @@
     "url": "https://github.com/feross/bittorrent-tracker/issues"
   },
   "dependencies": {
-    "bncode": "^0.5.2",
+    "bn.js": "^0.7.1",
+    "bncode": "^0.5.3",
     "compact2string": "^1.2.0",
     "extend.js": "0.0.1",
     "hat": "0.0.3",
     "inherits": "^2.0.1",
     "querystring": "^0.2.0",
     "run-parallel": "^1.0.0",
-    "string2compact": "^1.1.0",
-    "bn.js": "^0.4.3"
+    "string2compact": "^1.1.1"
   },
   "devDependencies": {
     "magnet-uri": "^2.0.1",