Merge branch 'banner-out-of-place' into 'master'

css change to height to make gray container fit

Fixes #5893 
![Screen_Shot_2016-01-07_at_1.22.53_PM](/uploads/7bdd44a71d255fa1439e5b96af0bd48b/Screen_Shot_2016-01-07_at_1.22.53_PM.png)


See merge request !2337

app/assets/stylesheets/pages/events.scss

@@ -138,6 +138,7 @@
  */
 .event-last-push {
   overflow: auto;
+  width: 100%;
   .event-last-push-text {
     @include str-truncated(100%);
     padding: 5px 0;

app/assets/stylesheets/pages/projects.scss

@@ -415,6 +415,7 @@ ul.nav.nav-projects-tabs {
   border-bottom: 1px solid #EEE;
   margin: 0 -16px;
   padding: 0 $gl-padding;
+  height: 57px;
 
   ul.left-top-menu {
     display: inline-block;