Home: Use full-width column for welcome message

Text to be replaced soon anyway but at least it doesn't look misaligned
in the meantime.

templates/home.tmpl

@@ -2,7 +2,7 @@
 
 <div class="page-content home">
   <div class="ui stackable middle very relaxed page grid">
-    <div class="twelve wide aligned column">
+    <div class="sixteen wide aligned column">
       <div class="hero">
         <h2 class="ui header title">
           {{AppName}}
@@ -10,6 +10,8 @@
         <p>
           Welcome to the Blender Projects portal!
           This is where all the official initiatives are coordinated and managed.
+        </p>
+        <p>
           Read on to find out how to get involved, report bugs, see what's happening,
           and discover resources and documentation.
         </p>