This multiline string did not go well stored as an extended attribute in EOS.

The situation can happen if the queue was removed but not yet derefernced from the
root entry while another process tries access the queue. This a race condition.
The process trying to access the queue will proceed the with cleanup itself
and retry.

This allows attaching a debugger to the main process.

We should not overwrite the user /etc/sysconfig/cta-taped as it contains site specific configuration

TimeBasedCache::getCachedValue() now returns a stale value if another thread is already determing the new fresh value

Closes issue 258: The CTA front-end should check that storage class
of a file is not an empty string

'09' was treated as an illegal octal value by bash.

grep_xrdlog_mgm_for_error.sh does not abort if it finds ERROR messages - Somebody needs to fix the reason why the CI test always generates an "unable to drop stripe" error