2.6.3
PROXY: Handle resolver IP network by name requests
proxy_child: Add chain ID logging support
PROXY: few debug message corrections
PROXY: Fix iphost not found code path in get_host_by_name_internal
proxy: allow removing group members
PROXY: getnetbyaddr_r expects the net argument in host byte order
Update DEBUG* invocations to use new levels
'strtonum' helpers: usage sanitization