Set loglevel for cmds with a lot of output to TRACE
Set loglevel for cmds with a lot of output to TRACE

This commit also fixes the recently-added function pkg.owner. It did not
successfully handle file paths containing spaces, and it did not conform
to the way Salt handles other package information queries (i.e.
version(), latest_version(), etc.)

saltstack/salt,saltstack/salt,saltstack/salt,saltstack/salt,saltstack/salt