fixes refcheck and add some small improvements

refcheck now only logs to the log file and do not create visible marks in the document.
Describes the different Bareos packages and what to use for the different purposes.
bconsole commands: formating
added bconsole status scheduler and subscriptions
Remove some trailing spaces.

Signed-off-by: Joerg Steffens <joerg.steffens@bareos.com>
Documentation of the Block Size Settings

The maximum and minimum block sizes are now a
property of the pool, and we can set
additionally label block size in the
device resources

Signed-off-by: Marco van Wieringen <marco.van.wieringen@bareos.com>
bareos bacula history
link to AUTHORS
Updating Bareos and Release Notes

adding section about how to update Bareos, Release Notes and howto access the Bareos catalog database.
Also some cleanup is applied.
cleanup