bump browser-launcher to 2.0.0

Author: juliangruber

package.json

@@ -16,7 +16,7 @@
     "test": "make test"
   },
   "dependencies": {
-    "browser-launcher": "substack/browser-launcher#603e1ea",
+    "browser-launcher": "^2.0.0",
     "duplexer": "^0.1.1",
     "ecstatic": "^4.1.2",
     "electron-stream": "^7.0.1",
@@ -36,9 +36,6 @@
     "tree-kill": "^1.0.0",
     "utf8-stream": "^0.0.0"
   },
-  "bundledDependencies": [
-    "browser-launcher"
-  ],
   "keywords": [
     "browser",
     "stream",