Merge remote-tracking branch 'origin/update_vgl'

* origin/update_vgl:
  Updated vgl
Updated VGL
Merge remote-tracking branch 'origin/update_vgl'

* origin/update_vgl:
  Updated VGL
Use git protocol vs git ssh protocol

So that users can clone it without commit permissions
Merge remote-tracking branch 'origin/use_git_for_submodule' into next

* origin/use_git_for_submodule:
  Use git protocol vs git ssh protocol
  Updated VGL