Provide a sane syntax for date ranges. First, we don't want to require
both endpoints to be specified. For example it would be nice to be
able to say things like "since:2009-01-1" or "until:2009-01-1" and
Provide a sane syntax for date ranges. First, we don't want to require
both endpoints to be specified. For example it would be nice to be
able to say things like "since:2009-01-1" or "until:2009-01-1" and