Add version arg to get_template_omni_config.
Add version arg to get_template_omni_config.

Accept a version, defaulting to 2.2, and generate an omni config file
matching that version.

tcmitchell/geni-portal,charliemeyer/geni-portal,tcmitchell/geni-portal,tcmitchell/geni-portal,charliemeyer/geni-portal,tcmitchell/geni-portal,tcmitchell/geni-portal,charliemeyer/geni-portal,charliemeyer/geni-portal,charliemeyer/geni-portal