Merge pull request #13 from amber-smalltalk/npmignore-fix

Fix creating .npmignore instead of .gitignore.

rename.json

@@ -1,4 +1,5 @@
 {
+  "gitignore-file": ".gitignore",
   "src/name.js": "src/{%= name %}.js",
   "src/name.st": "src/{%= name %}.st"
 }