switch logging from syslog to systemd in f20 - rhbz#1010648

Signed-off-by: Petr Kubat <pkubat@redhat.com>
Merge pull request #715 from abrt/rhbz1010648

switch logging from syslog to systemd in f20 - rhbz#1010648

Signed-off-by: Petr Kubat <pkubat@redhat.com>