Merge pull request #6 from cspotcode/ab/exclude-browser-version

trim down package size

Author: cspotcode

.npmignore

@@ -6,9 +6,12 @@
   "scripts": {
     "build": "node build.js",
     "serve-tests": "http-server -p 1336",
-    "prepublish": "npm run build",
     "test": "mocha"
   },
+  "files": [
+    "source-map-support.js",
+    "register.js"
+  ],
   "dependencies": {
     "source-map": "^0.6.0"
   },