remove log message being sent 100s of times a second until someone can figure out what is causing it

remove log message being sent 100s of times a second until someone can figure out what is causing it

freetdm: ftmod_zt - Fix references to ftdmtel that should be Zaptel/DAHDI (screwed up during OpenZAP -> FreeTDM renaming)

FS-3685 this was just a typo but once i fixed it, i realized this code is pretty messed up and might need to be redone, I cleaned it up the best i could for now but I did not write this feature so I am not to confident that it should be used in production

move the thing that passes proto_specific_hangup_cause to the core and prefix it with last_bridge_ and also log last_bridge_hangup_cauuse for good measure

FS-3664 found the place I was talking about in sofia_glue.c, update to latest and try setting t38_passthru=once

FS-3681 --resolve -- contact consulting@freeswitch.org for a support contract and get priority attention for bugfixes

add tod_tz_offset variable to set to the integer value of the tz offset or the tz-offset tag on a per-tag basis

Signed-off-by: Stefan Knoblich <stkn@openisdn.net>