fix project-menu blink

app/coffee/modules/nav.coffee

@@ -120,6 +120,7 @@ ProjectsNavigationDirective = ($rootscope, animationFrame, $timeout, tgLoader, $
 
                 $(document.body)
                     .removeClass("loading-project open-projects-nav")
+                    .addClass("closed-projects-nav")
 
                     tgLoader.disablePreventLoading()
             ), timeout

app/styles/layout/base.scss

@@ -15,10 +15,12 @@ body {
     -ms-text-size-adjust: 100%;
     -webkit-text-size-adjust: 100%;
     width: 100%;
+    &.closed-projects-nav {
         .projects-nav {
             @include transform(translate3d(-300px, 0, 0));
             @include transition (transform 1s ease);
         }
+    }
     .master {
         @include transition (transform 1s ease);
         &.ng-animate {