fixed typos

nodejs/public/javascripts/servicedock.js

@@ -481,7 +481,6 @@ function start() {
   try {
     status("Starting up ...");
     emit("docker.images");
-    emit("docker.containers");
     showImage();
   } catch (m) {
     error(m);

nodejs/servicedock.js

@@ -21,7 +21,7 @@ try {
     , routes = require(__dirname+'/routes');
 
   var app = express.createServer();
-  var io  = require('socket.io').listen(app);
+  var io = require('socket.io').listen(app);
   var package = require(__dirname+'/package.json');
   var config = require(package.path.config);
   var authentication = require('authentication.js')(config.restrict);