Created new dashboard index

*Added js for logging out button
*WIP

app/assets/javascripts/site.js

@@ -0,0 +1,9 @@
+$("#index_logout").click(function(){
+  $.ajax({
+    type: "DELETE",
+    url: $("#index_logout").data("url"),
+    complete: function(){
+      window.location.href="/";
+    }
+  });
+});

app/views/site/index.html.haml

@@ -0,0 +1,21 @@
+= stylesheet_link_tag "bootstrap_and_overrides", :media => "all"
+%h2 Dashboard
+
+%p
+  %p
+    %a{class: "btn btn-lg btn-block btn-primary"} Add Time Entry
+  %p
+    %a{class: "btn btn-lg btn-block btn-primary"} View Timesheet
+  %p
+    %a{class: "btn btn-lg btn-block btn-primary"} Add Bike
+
+%p Your Bikes:
+%ol
+  %li Bike 1
+  %li Bike 2
+
+%p
+  %p
+    %a{class: "btn btn-lg btn-block btn-primary", href: admin_index_path} Admin View
+  %p
+    %input{id: "index_logout", value: "Logout", type: "button", class: "btn btn-lg btn-block btn-danger", "data-url" => destroy_user_session_path }