.gitignore in rails-timeago-2.1.1 vs .gitignore in rails-timeago-2.2.0

@@ -1,9 +1,11 @@
 *.gem
 *.rbc
+*.iml
 .bundle
 .config
 .yardoc
+.idea
 Gemfile.lock
 InstalledFiles
 _yardoc
 coverage
 doc/