Add mailbox inner channel

www/common/outer/mailbox.js

@@ -0,0 +1,35 @@
+define([
+    '/common/common-util.js',
+    '/common/common-constants.js',
+    '/customize/messages.js',
+    '/bower_components/chainpad-netflux/chainpad-netflux.js',
+    '/bower_components/chainpad-crypto/crypto.js',
+], function (Util, Constants, Messages, CpNetflux, Crypto) {
+    var Mailbox = {};
+
+    Mailbox.init = function (store, waitFor, emit) {
+        var mailbox = {};
+        var ctx = {
+            store: store,
+            emit: emit,
+        };
+
+        mailbox.removeClient = function (clientId) {
+            // TODO
+            //removeClient(ctx, clientId);
+        };
+        mailbox.leavePad = function (padChan) {
+            // TODO
+            //leaveChannel(ctx, padChan);
+        };
+        mailbox.execCommand = function (clientId, obj, cb) {
+            var cmd = obj.cmd;
+            var data = obj.data;
+        };
+
+        return mailbox;
+    };
+
+    return Mailbox;
+});
+