Only tokens with delable status should show delete button

bwreg-webapp/src/main/resources/msg/messages_de.properties

 my_twofa=Meine Tokens
+twofa_token_not_init=Token ist nicht initialisiert worden
 ssh_key_deployed=Der SSH Pub Key wurde angelegt
 enable=Aktivieren
 disable=Deaktivieren

bwreg-webapp/src/main/resources/msg/messages_en.properties

 my_twofa=My tokens
+twofa_token_not_init=Token has not been initialised
 ssh_key_deployed=SSH pub key has been deployed.
 enable=Enable
 disable=Disable

bwreg-webapp/src/main/webapp/user/twofa.xhtml

@@ -104,7 +104,7 @@
 						<p:commandButton action="#{twoFaUserBean.enableToken(token.serial)}" value="#{messages.enable}" 
 							update="@form" rendered="#{! token.isactive and (! token.tokenDesc.contains('INIT'))}"/>
 						<p:commandButton action="#{twoFaUserBean.deleteToken(token.serial)}" value="#{messages.delete}" 
-							update="@form" rendered="#{! token.isactive}" style="color:red;">
+							update="@form" rendered="#{! token.isactive and (token.tokenDesc.contains('DELABLE'))}" style="color:red;">
 							<p:confirm header="#{messages.confirm_header}" message="#{messages.confirm}" />
 						</p:commandButton>
 					</p:outputPanel>