adding revised/new svgs

opentech/templates/includes/sprites.html

 <svg style="display: none;" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
 
-    <symbol id="magnifying-glass" viewBox="0 0 250.313 250.313">
-        <path d="M244.186,214.604l-54.379-54.378c-0.289-0.289-0.628-0.491-0.93-0.76
-        c10.7-16.231,16.945-35.66,16.945-56.554C205.822,46.075,159.747,0,102.911,0S0,46.075,0,102.911
-        c0,56.835,46.074,102.911,102.91,102.911c20.895,0,40.323-6.245,56.554-16.945c0.269,0.301,0.47,0.64,0.759,0.929l54.38,54.38
-        c8.169,8.168,21.413,8.168,29.583,0C252.354,236.017,252.354,222.773,244.186,214.604z M102.911,170.146
-        c-37.134,0-67.236-30.102-67.236-67.235c0-37.134,30.103-67.236,67.236-67.236c37.132,0,67.235,30.103,67.235,67.236
-        C170.146,140.044,140.043,170.146,102.911,170.146z"/>
+    <symbol id="magnifying-glass" viewBox="0 0 24 24">
+        <g stroke="#FFF">
+            <path d="M9.412 17.824C4.772 17.824 1 14.058 1 9.412 1 4.765 4.773 1 9.412 1c4.639 0 8.412 3.774 8.412 8.412 0 4.638-3.776 8.412-8.412 8.412zm0-15.142c-3.71 0-6.73 3.02-6.73 6.73 0 3.71 3.02 6.73 6.73 6.73 3.71 0 6.73-3.02 6.73-6.73 0-3.71-3.02-6.73-6.73-6.73zM21.902 23l-5.373-5.364 1.099-1.107L23 21.894z" />
+        </g>
     </symbol>
 
     <symbol id="twitter" viewBox="0 0 20.56 18.88">
@@ -53,6 +50,12 @@
         <path d="M15.056 52.5a2.575 2.575 0 0 0-2.562-2.663 2.531 2.531 0 0 0-2.538 2.638 2.575 2.575 0 0 0 2.563 2.663 2.531 2.531 0 0 0 2.537-2.638M8 52.5a4.5 4.5 0 1 1 9 0 4.5 4.5 0 0 1-9 0M21.568 49.827H19V48h7v1.827h-2.574V57h-1.858zM29 48h7v1.8h-4.979v1.913h4.382v1.8h-4.382V57H29zM10 0h5v5h-5zM10 33h5v5h-5zM29 0h5v5h-5zM5 5h5v5H5zM5 29h5v5H5zM34 29h5v5h-5zM29 33h5v5h-5zM34 5h5v5h-5zM0 10h5v19H0zM38 10h5v19h-5z" />
     </symbol>
 
+    <symbol id="mobile-menu-toggle" viewBox="0 0 25 21">
+        <g fill-rule="evenodd">
+            <path d="M0 0h25v3H0zM0 9h25v3H0zM0 18h25v3H0z" />
+        </g>
+    </symbol>
+    
     <symbol id="bbg-logo" width="67" height="46" viewBox="0 0 67 46">
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     </symbol>