F19 stuff
add preinstall tags
testcase_361_ebs_deferred_detach: remove from default tag
testcase_31_subscription_management: not applicable for 5.9
avoid RHEL6.0 bugs
testcase_09_nameserver: increase timeout
testcase_30_rhn_certificates: RHEL6.0 is 7-year as well
testcase_31_subscription_management: not applicable for 6.0
testcase_32_ephemeral: no 4-letter shift for 6.0