Combine to same line.

client/components/main/layouts.jade

@@ -1,7 +1,6 @@
 head
   title
-  meta(name="viewport"
-   content="maximum-scale=1.0,width=device-width,initial-scale=1.0,user-scalable=0")
+  meta(name="viewport" content="maximum-scale=1.0,width=device-width,initial-scale=1.0,user-scalable=0")
   meta(http-equiv="X-UA-Compatible" content="IE=edge")
   //- XXX We should use pathFor in the following `href` to support the case
     where the application is deployed with a path prefix, but it seems to be