.gitignore in web-push-1.0.0 vs .gitignore in web-push-2.0.0

@@ -1,10 +1,2 @@
-/.bundle/
-/.yardoc
 /Gemfile.lock
-/_yardoc/
-/coverage/
-/doc/
-/pkg/
-/spec/reports/
-/tmp/
-.idea/
+/coverage