Merge pull request #16 from kellyselden/files

only include rule files (ignore tests and everything else)

Author: psbanka

package.json

@@ -23,5 +23,8 @@
   "engines": {
     "node": ">=6.10.0"
   },
-  "license": "ISC"
+  "license": "ISC",
+  "files": [
+    "lib/rules/*.js"
+  ]
 }