Commenting out default ssh arguments line in ansible.cfg

Also removing the ControlPath option, as it will now be auto-generated
if the ControlPersist option is set in the arguments.

examples/ansible.cfg

@@ -106,7 +106,7 @@ filter_plugins     = /usr/share/ansible_plugins/filter_plugins
 # ssh arguments to use
 # Leaving off ControlPersist will result in poor performance, so use 
 # paramiko on older platforms rather than removing it
-ssh_args = -o ControlMaster=auto -o ControlPersist=60s -o ControlPath=/tmp/ansible-ssh-%h-%p-%r
+#ssh_args = -o ControlMaster=auto -o ControlPersist=60s
 
 # if True, make ansible use scp if the connection type is ssh 
 # (default is sftp)