download: no estimates on day 1

since we do not have any data for the current month on day 1, we
cannot show the estimated downloads.

Signed-off-by: Sven Nierlein <sven@nierlein.de>
added parallelize_check to config-incompat list

it has been removed from the code because it was never implemented.

Signed-off-by: Sven Nierlein <sven@nierlein.de>
added download statistics splitted by system

just because we love statistics :-)

Signed-off-by: Sven Nierlein <sven@nierlein.de>
support other browser for vertical text too (fixes #24)

Signed-off-by: Sven Nierlein <sven@nierlein.de>