Do not fail to load the daemon if cached metadata is invalid
Do not fail to load the daemon if cached metadata is invalid

Fixes: https://github.com/hughsie/fwupd/issues/257

vathpela/fwupd,superm1/fwupd,superm1/fwupd,fwupd/fwupd,superm1/fwupd,vathpela/fwupd,hughsie/fwupd,vathpela/fwupd,hughsie/fwupd,fwupd/fwupd,hughsie/fwupd,fwupd/fwupd,hughsie/fwupd,fwupd/fwupd,vathpela/fwupd