README.md in sparkle_formation-3.0.0 vs README.md in sparkle_formation-3.0.2

@@ -31,6 +31,7 @@
 * [SparkleFormation Library Documentation](http://www.sparkleformation.io/docs/sparkle_formation/)
 
 # Infos
 * Documentation: http://www.sparkleformation.io/docs/sparkle_formation
 * Repository: https://github.com/sparkleformation/sparkle_formation
+* Mailing List: https://groups.google.com/forum/#!forum/sparkleformation
 * IRC: Freenode @ #sparkleformation