delete unused files

app/views/static_pages/top_page.html.erb

+<div class="center jumbotron">
+  <div class="banner">
+    <img src="banner.png" alt="Banner">
+  </div>
+
+  <div class="search"></div>
+
+  <div class="lastest_jobs">
+    <h3>Latest jobs</h3>
+
+    <table class="table">
+      <tbody>
+        <ul class="table">
+          <%= render partial: "jobs/job", collection: @jobs %>
+        </ul>
+      </tbody>
+    </table>
+    <%= paginate @jobs %>
+  </div>
+
+  <div class="top_cities">
+    <h3>Top cities</h3>
+
+    <ul class="list-group list-group-horizontal">
+      <%= render partial: "cities/city", collection: @cities %>
+    </ul>
+  </div>
+
+  <div class="top_industries">
+    <h3>Top industries</h3>
+
+    <ul class="list-group list-group-horizontal">
+      <%= render partial: "industries/industry", collection: @industries %>
+    </ul>
+  </div>
+</div>