more file version tags

acl.c

alaw.c

app.c

asterisk.c

autoservice.c

callerid.c

cdr.c

cdr/cdr_csv.c

cdr/cdr_custom.c

cdr/cdr_manager.c

cdr/cdr_odbc.c

cdr/cdr_pgsql.c

channel.c

channels/chan_agent.c

channels/chan_alsa.c

channels/chan_features.c

channels/chan_iax2.c

channels/chan_local.c

channels/chan_mgcp.c

channels/chan_modem.c