turn on debugging in pinboard when very verbose

Signed-off-by: Doug Hellmann <doug.hellmann@gmail.com>
continue on error retrieving chunk of posts

Signed-off-by: Doug Hellmann <doug.hellmann@gmail.com>
force integer division for checking status codes

Signed-off-by: Doug Hellmann <doug.hellmann@gmail.com>
more logging

Signed-off-by: Doug Hellmann <doug.hellmann@gmail.com>