.gitignore in marty-3.0.0 vs .gitignore in marty-3.0.1

@@ -29,5 +29,10 @@
 .rspec-results
 
 # Files with command history for docker
 .bash_history.docker
 .pry_history.docker
+
+# Keep empty for for ssh keys in docker
+/.ssh-docker/*
+!/.ssh-docker/.keep
+