Merge pull request #435 from danielvegamyhre/site

Add info to landing page

site/content/en/_index.html

@@ -20,16 +20,20 @@
 <div id="description" ></div>
 
 {{% blocks/lead color="primary"%}}
-<h1  class="text-center">TBD</h1>
+<h1  class="text-center">JobSet is a K8s-native API for distributed ML training and HPC workloads.</h1>
 {{% /blocks/lead %}}
 
 {{% blocks/lead color="secondary" %}}
-<h1 class="text-center">TBD
+<h1 class="text-center">Use JobSet to orchestrate large scale, distributed ML training and HPC workloads with out of the box
+	support for fault tolerance, fast failure recovery, configurable success/failure policies, and more.
 </h1>
 {{% /blocks/lead %}}
 
 {{% blocks/lead color="dark" %}}
-<h1 class="text-center">TBD</h1>
+<h1 class="text-center">JobSet manages a group of Kubernetes Jobs as a unit, providing a simple way to orchestrate
+	multiple types of Jobs as a single workload. For example, a parameter server and a group of workers can be 
+	managed as a single workload.
+	</h1>
 {{% /blocks/lead %}}
 
 {{< blocks/section color="light" >}}