Fixes , adding options for file system types  ( glusterfs/nfs mounts)
adding patameter to indicate if encryp / plain options are desired. encrypt is the default
this option is passed to the cfn-gluster.. script
adding encrypt switch that indicate if we need to encrypt the underlyig blocks or not
bug fix
fixing pointed at ami for the controler ( now taken from the table rather that hard coded at the instance level
Need to add regions as well as add list for the cluster amis