Update dependencies to enable Greenkeeper 🌴

README.md

@@ -52,6 +52,8 @@ they can connect to both normal *and* web peers. We hope other clients will foll
 
 ### Features
 
+[![Greenkeeper badge](https://badges.greenkeeper.io/webtorrent/webtorrent.svg)](https://greenkeeper.io/)
+
 - **Torrent client for node.js & the browser** (same npm package!)
 - **Insanely fast**
 - Download **multiple torrents** simultaneously, efficiently

package.json

@@ -32,7 +32,7 @@
     "bittorrent-protocol": "^2.1.5",
     "chunk-store-stream": "^2.0.2",
     "create-torrent": "^3.24.5",
-    "debug": "^2.2.0",
+    "debug": "^3.1.0",
     "end-of-stream": "^1.1.0",
     "fs-chunk-store": "^1.6.2",
     "immediate-chunk-store": "^1.0.8",
@@ -75,7 +75,7 @@
     "brfs": "^1.4.3",
     "browserify": "^14.0.0",
     "cross-spawn": "^5.0.1",
-    "electron-prebuilt": "^0.37.8",
+    "electron": "^1.7.8",
     "finalhandler": "^1.0.0",
     "network-address": "^1.1.0",
     "run-series": "^1.1.4",