Priority of CLI request handler should be lower

Allow rendering of plugin content during tx_crawler call
if option "Make direct requests" is enabled.

Change-Id: I79f992d94924e1b069486715bfa20808cd84588e
Fixes: #34691
Releases: 6.0,4.7
Reviewed-on: http://review.typo3.org/12939
Reviewed-by: Christian Kuhn
Tested-by: Christian Kuhn