Ada 233 (#58): Ensure landmarks are unique

* Make landmarks be uniquely identifiabe

* Remove spaces from navbar erb

* remove role from search div

Author: yzhoubk

app/views/shared/_header_navbar.html.erb

@@ -1,19 +1,18 @@
-           
- <nav class="navbar navbar-expand-md border-bottom topbar"  role="navigation">
-  <div class="container">    
-    <%= link_to (image_tag 'geodata_logo_color.svg', {:"data-svg-fallback" => "#{image_path('geodata_logo.png')}", :alt => 'GeoData @ UC Berkeley'}), root_path %>
-    <button class="navbar-toggler navbar-toggler-right" type="button" data-toggle="collapse" data-target="#user-util-collapse" aria-controls="user-util-collapse" aria-expanded="false" aria-label="Toggle navigation">
-      <span class="navbar-toggler-icon"></span>
-    </button>
+<nav class="navbar navbar-expand-md border-bottom topbar" role="navigation">
+    <div class="container">
+        <%= link_to (image_tag 'geodata_logo_color.svg', {:"data-svg-fallback" => "#{image_path('geodata_logo.png')}", :alt => 'GeoData @ UC Berkeley'}), root_path %>
+        <button class="navbar-toggler navbar-toggler-right" type="button" data-toggle="collapse" data-target="#user-util-collapse" aria-controls="user-util-collapse" aria-expanded="false" aria-label="Toggle navigation">
+            <span class="navbar-toggler-icon"></span>
+        </button>
 
-    <div class="collapse navbar-collapse justify-content-md-end" id="user-util-collapse">
-      <%= render 'shared/user_util_links' %>
+        <div class="collapse navbar-collapse justify-content-md-end" id="user-util-collapse">
+            <%= render 'shared/user_util_links' %>
+        </div>
     </div>
-  </div>
 </nav>
 
-<div class="navbar-search navbar navbar-light bg-light" role="navigation">
-  <div class="container">
-    <%= render_search_bar  %>
-  </div>
-</div>
+<div class="navbar-search navbar navbar-light bg-light">
+    <div class="container">
+        <%= render_search_bar  %>
+    </div>
+</div>