Summary of Issue: currently a repo can have git submodules or externals but not both.
Expected behavior and actual behavior: Need to have both and need to have submodules update first
Steps to reproduce the problem (should include model description file(s) or link to publi c repository):
What is the changeset ID of the code, and the machine you are using:
have you modified the code? If so, it must be committed and available for testing:
Screen output or log file showing the error message and context:
