[OPENENGSB-1413] Upgrade to jackson 1.8
[OPENENGSB-1413] Upgrade to jackson 1.8

Signed-off-by: Andreas Pieber <57efbcbb22ec0bd89955a40df26b44c340d3e38d@gmail.com>
(cherry picked from commit 9566381dd8872d079e1e56c6e82cb19736c8b419)

Signed-off-by: Andreas Pieber <57efbcbb22ec0bd89955a40df26b44c340d3e38d@gmail.com>

openengsb/openengsb,openengsb/openengsb,openengsb/openengsb,openengsb/openengsb,openengsb/openengsb,openengsb/openengsb