have no functional effect.

add enable-use-system-time param to switch.conf.xml use at your own risk, someone with windows could verify it works ok

FS-4374 try this: it will set the stack size for the whole app to 240 if its too big or too small, if there are system limits, fs may have to be run as root and drop privs to be allowed to change this setting

Various little tweaks to spandsp to bring it into line with the master versions
Addition of Ademco Contact ID protocol processing to spandsp

add sip_recovery_break_rfc variable to set globally or per channel to not reverse the from and 2 on uas re-invites