sync the rest of the code with previous header changes

• exec/coroipcs.c (coroipcs_response_send)

(coroipcs_dispatch_send):

• exec/coroipcs.h (handler_fn_get):
• include/corosync/cpg.h (cpg_deliver_fn_t, cpg_confchg_fn_t):
• test/cpgbench.c (cpg_bm_confchg_fn, cpg_bm_deliver_fn):
• test/testcpg.c (print_cpgname, DeliverCallback)

(ConfchgCallback):

• test/testcpg2.c (deliver, confch):

git-svn-id: http://svn.fedorahosted.org/svn/corosync/trunk@2044 fd59a12c-fef9-0310-b244-a6a79926bd2f