New MCI codes & user status flags support additions

* New MCI and WFC properties for user new private and "addressed to" mail
* Additional support for user status flags in connection lists, etc.

core/node_msg.js

@@ -6,6 +6,7 @@ const { MenuModule }            = require('./menu_module.js');
 const {
     getActiveConnectionList,
     getConnectionByNodeId,
+    UserMessageableConnections,
 }                               = require('./client_connections.js');
 const UserInterruptQueue        = require('./user_interrupt_queue.js');
 const { getThemeArt }           = require('./theme.js');
@@ -204,7 +205,7 @@ exports.getModule = class NodeMessageModule extends MenuModule {
             location        : 'N/A',
             affils          : 'N/A',
             timeOn          : 'N/A',
-        }].concat(getActiveConnectionList()
+        }].concat(getActiveConnectionList(UserMessageableConnections)
             .map(node => Object.assign(node, { text : -1 == node.node ? '-ALL-' : node.node.toString() } ))
         ).filter(node => node.node !== this.client.node);   //  remove our client's node
         this.nodeList.sort( (a, b) => a.node - b.node );    //  sort by node