.gitignore in google_analytics_mailer-0.2.0 vs .gitignore in google_analytics_mailer-0.2.1

@@ -14,6 +14,12 @@
 spec/reports
 test/tmp
 test/version_tmp
 tmp
 # Appraisals lockfiles
-gemfiles/*.lock
\ No newline at end of file
+gemfiles/*.lock
+
+# Exclude ide files and rvm files
+.idea/
+.rvmrc
+.ruby-version
+.ruby-gemset