- Fix RPM groups.

- L3: corosync: assert(sender_node != NULL) fails after tearing down a network interface(bsc#1032634)
Added: 0010-fix-ifdown-udp.patch

- some errors in spec file(bsc#1047862)
Modified:corosync.spec
1) as in openSUSE:factory, there are %define, but bcond_with coudld be toggled by osc command , change %define to %bcond_with and %bcond_without
2) change service_del_postun to service_del_preun, since service_del_postun is not a right macro

- make corosync.spec uniform (bsc#1051385)
Modified: corosync.spec
1. there are some lines are commented in corosync.spec, will define new macro to make these lines uncommented
2. in former, xmlconf, rdma and snmp were disabled, these features are wrongly enabled, will disable them