continue pulling previous thread: mostly constification

• exec/apidef.c (typedef_tpg_join, typedef_tpg_leave)

(typedef_tpg_groups_mcast, typedef_tpg_groups_send_ok):

• exec/sync.c (barrier_data_process, sync_barrier_send)

(sync_start_init, sync_service_init, sync_start_process)
(sync_service_process, sync_deliver_fn, sync_request_send)
(sync_request):

• exec/sync.h (name):
• exec/totemmrp.c (totemmrp_callback_token_create):
• exec/totemmrp.h (TOTEMMRP_H_DEFINED):
• exec/totempg.c (list, app_confchg_fn)

(callback_token_received_fn, totempg_callback_token_create)
(totempg_groups_mcast_joined, totempg_groups_joined_release)
(totempg_groups_mcast_groups):

• exec/totemsrp.c (callback_fn, totemsrp_confchg_fn)

(totemsrp_initialize, totemsrp_callback_token_create):

• exec/totemsrp.h (TOTEMSRP_H_DEFINED):
• exec/vsf_ykd.c (ykd_state_send_msg, ykd_attempt_send_msg)

(ykd_confchg_fn):

• include/corosync/engine/coroapi.h (timer_add_absolute)

(totem_ifaces_print, totem_ip_print, totem_callback_token_create)
(sync_request, plugin_interface_reference):

• include/corosync/totem/totempg.h (TOTEMPG_SAFE):
• services/cpg.c (cpg_confchg_fn):
• services/pload.c (msgs_sent, pload_service_engine)

(send_message, start_mcasting):

• services/votequorum.c (conn, quorum_confchg_fn):

git-svn-id: http://svn.fedorahosted.org/svn/corosync/trunk@2030 fd59a12c-fef9-0310-b244-a6a79926bd2f