Prepare for 7.0-1.22.0 release.

CHANGELOG.md

-# Changes in version 7.0-1.2?.? - 2019-1?-??
+# Changes in version 7.0-1.22.0 - 2019-11-28
 
  * Medium changes
    - Remove declared/alleged family members after they disappear from

build.xml

@@ -11,7 +11,7 @@
   <property name="implementation-title" value="Onionoo" />
   <property name="onionoo.protocol.version" value="7.0"/>
   <property name="release.version"
-            value="${onionoo.protocol.version}-1.21.1"/>
+            value="${onionoo.protocol.version}-1.22.0"/>
   <property name="metricslibversion" value="2.9.1"/>
   <property name="jetty.version" value="-9.2.21.v20170120" />
   <property name="warfile"