Merge pull request #2891 from tsia/master

Show System Wide Announcement in one line

client/components/main/header.styl

@@ -218,6 +218,9 @@
       padding: 10px
       margin: -10px 0 -10px -10px
 
+.announcement .viewer
+  display: inline-block
+
 .announcement,
 .offline-warning
   width: 100%