fix(package.json): point to right main

Author: daviddias

package.json

@@ -2,7 +2,7 @@
   "name": "interface-connection",
   "version": "0.2.0",
   "description": "A test suite and interface you can use to implement a connection interface.",
-  "main": "src/index.js",
+  "main": "lib/index.js",
   "jsnext:main": "src/index.js",
   "scripts": {
     "lint": "aegir-lint",
@@ -42,4 +42,4 @@
     "dignifiedquire <[email protected]>",
     "greenkeeperio-bot <[email protected]>"
   ]
-}
+}