2.9.3
proxy: add support for certificate mapping rules
Initialize UID/GID when using popt in "main" functions
proxy: remove DP client timeout handler
PROXY: Fix iphost not found code path in get_host_by_name_internal
confdb: add new option for confdb_certmap_to_sysdb()
BUILD: Fix some warnings thrown while building
Update DEBUG* invocations to use new levels
'strtonum' helpers: usage sanitization