The joined parameters for rainbow come back as a comma separated list with spaces in them, but when the template is viewed coming back from AWS the list has no spaces.  This gets the 2 in sync. (+1 squashed commit)
Squashed commits:
[9c94311] The joined parameters for rainbow come back as a comma separated list with spaces in them, but when the template is viewed coming back from AWS the list has no spaces.  This gets the 2 in sync.
Merge branch 'diff_join_parameters' of https://github.com/sstarcher/rainbow into diff_join_parameters