Add info about the new release to the doap file.
<revision>v3.0.0</revision>
</Version>
</release>
+ <release>
+ <Version>
+ <name>2.8.3</name>
+ <created>2020-06-12</created>
+ <revision>v2.8.3</revision>
+ </Version>
+ </release>
+ <release>
+ <Version>
+ <name>3.1.0</name>
+ <created>2020-06-12</created>
+ <revision>v3.1.0</revision>
+ </Version>
+ </release>
+
<repository>
<SVNRepository>
<location rdf:resource="https://svn.apache.org/repos/asf/libcloud/trunk/"/>
