Add posix ACLs support
Fuse has an option FUSE_POSIX_ACL which needs to be opted in by fuse server to enable posix ACLs. Add virtiofsd option '--posix-acls ' to let users enable posix ACLs support, and the compatibility options '-o posix_acl/no_posix_acl'.
Closes #33 (closed)
Edited by German Maglione