Remove metakit backend.

Not supported anymore.

Author: rouilj

share/man/man1/roundup-demo.1

@@ -8,7 +8,7 @@ roundup-demo \- create a roundup "demo" tracker and launch its web interface
 \fBnuke\fP
 Create a fresh demo tracker (deleting the existing one if any). If the
 additional \fIbackend\fP argument is specified, the new demo tracker will
-use the backend named (one of "anydbm", "sqlite", "metakit", "mysql" or
+use the backend named (one of "anydbm", "sqlite", "mysql" or
 "postgresql"; subject to availability on your system).
 .SH DESCRIPTION
 This command creates a fresh demo tracker for you to experiment with. The