Generate a bash script that should largely reproduce the exec_command that just failed.
Move ups_flavor and other ups related stuff into own module, add generated pacakge variables as first-class citizens instead of just string formatting values.
Give access to all defined, non-None info items.
Start adding UPS support.

Note, this is optional and should NEVER be required.

Only here to support FNAL insantity.
Merge branch 'master' of github.com:brettviren/worch

Conflicts:
	orch/pkgconf.py