Change the process title with a cleaned-up version of the script
Document the use of setproctitle in the README
Fix test 130-mode on platforms where ls -l gives permission with a trailing '.'
Add test case: redo-always targets always generated when depending on more than one
Add --overwrite
Add vars.reload_vars()
Use lockfile python module that works in every case
doc & style
WIP: rewriting stamp.File