fix make check with the new logging support

* qemud/qemud.c qemud/test_libvirtd_qemu.aug tests/Makefile.am
  tests/daemon-conf: fix make check with the new logging support
  the messages now carry a timestamp which need to be removed,
  the daemon needs to exit if the log configuration informations
  are wrong and we also look at the LIBVIRT_DEBUG environment
  variable
Daniel

tests/Makefile.am

@@ -105,6 +105,7 @@ TESTS_ENVIRONMENT =				\
   PATH="$(path_add)$(PATH_SEPARATOR)$$PATH"	\
   SHELL="$(SHELL)"				\
   LIBVIRT_DRIVER_DIR="$(abs_top_builddir)/src/.libs" \
+  LIBVIRT_DEBUG="error"				\
   LC_ALL=C					\
   $(VG)