added a general style to make the all-boards button a bit more visible

client/components/main/header.styl

@@ -103,7 +103,10 @@
   padding: 10px 0px
 
   .allBoards
-      padding: 0 0 0 10px
+      font-size: 14px
+      padding:4px 15px
+    a
+      text-decoration: none;
 
   #header-user-bar,
   #header-new-board-icon,