Update version in man page.
-.TH "routinator" "1" "April 1, 2019" "NLnet Labs" "routinator 0.3.3
+.TH "routinator" "1" "April 1, 2019" "NLnet Labs" "routinator 0.4.0
.\"
.\" routinator.1 -- RPKI Relying Party software
.\"
-.\" Copyright (c) 2018, NLnet Labs.
+.\" Copyright (c) 2019, NLnet Labs.
.\"
.\" See LICENSE for the license.
.\"
