added util to print ALL model vars (as opposed to just those referenced by dependencies).  Useful for testing
adding some doc to describe the issue with simply basing model variable collection on dependencies
Updated mvMax5 model with short_section/short_option values for all variables
Merge branch 'mvMax5' of github.com:modilabs/networkplanner into mvMax5
fixed bug, added filename to model variable summary
added util to help refactor code (add short_names to aliases field for each variable).  This is probably a temporary script