[doc][s]: update project home page in minor ways.

index.html

@@ -36,10 +36,16 @@
   <div class="content">
     <div class="page-header">
       <h1>
-        Recline DataExplorer
+        Recline DataExplorer <small>Data explorer and refinery in pure Javascript</small>
       </h1>
     </div>
-    <p>This is a documentation page for the <a href="http://github.com/okf/recline">Recline DataExplorer</a> project.</p>
+    <h4>Recline DataExplorer is a spreadsheet plus Google Refine plus
+      visualization toolkit, all in pure javascript and html.</h4>
+    <h4>Designed for standalone use or as a library to integrate into your own
+      app.</h4>
+    <h4>More information can be found in the project README on <a
+        href="http://github.com/okfn/recline">Recline DataExplorer GitHub
+        project page</a>.</h4>
     <h2>Demos</h2>
     <ul>
       <li><a href="demo/index.html">Demo with local data</a></li>