sievetech/rgc — pull request #17 by etandel (2013-02-01 18:21:41+00:00)
Title: Add callback param to collect()

This patch does 2 things:
1. make `collect` show progress on demand only (so not to break logs when rgc is used as lib);
2. make `collect` call a callback instead of simply deleting the objects; the default cb is to delete;
3. refactor some tests.