git: purgatorio

ref: 1f6de2fe3823cc6e749b8254187e81e20589bae8
dir: /appl/collab/

clients/
collabsrv.b
connect.b
lib/
mkfile
proxy.b
proxy.m
runcollab
servers/
service.m
srvmgr.b
srvmgr.m