Also remove angular

src/freedombone-app-synapse

     systemctl stop matrix-synapse
     firewall_remove ${SYNAPSE_PORT}
     rm -rf $SYNAPSE_DIR
-    apt-get -yq remove --purge matrix-synapse
+    apt-get -yq remove --purge matrix-synapse matrix-synapse-angular-client
     apt-get -yq autoremove
 
     rm /etc/apt/sources.list.d/synapse.list