removed dependency on fix-to library in favor of semantic UI library which we are already loading the resources of anyways

Author: kenman345

_includes/_sass/base.scss

@@ -515,7 +515,7 @@ p {
       }
     }
 
-    &.fixto-fixed {
+    &.fixed.top {
       z-index: 10000;
       background: $gray;
       color: $orange;
@@ -1539,7 +1539,7 @@ span.progress {
         }
       }
 
-      &.fixto-fixed {
+      &.fixed.top {
         padding: 0 11px;
         border-width: 0 0 2px;
         border-radius: 0;

_includes/header.html

@@ -40,7 +40,7 @@ <h1>the <span class="logoseg-1">Accept</span><br><span class="logoseg-2">Bitcoin
         <p><button id="skip-to-content" class="ui blue button"><i class="unordered list icon"></i> Browse the entire list by category</button></p>
         <p class="or-choice"><em>- or -</em></p>
       </div>
-      <div class="bch-only">
+      <div class="ui sticky bch-only">
         <div id="search-wrapper">
           <div class="search-input-wrapper" role="search">
             <i id="search-icon" class="search icon"></i>

js/app.js

@@ -44,8 +44,12 @@ $(document).ready(function () {
   });
 
   // Stick the BCH-only filter to the top on scroll
-  $('.bch-only').fixTo('html', {
-    useNativeSticky: false
+  $('.ui.sticky.bch-only').sticky({
+		onStick: function(){
+			$(this).css({
+				height: 'auto'
+			});
+		}
   });
 
   // Scroll to the top via floating action button and filter bar link, then pop some flair

js/fixto.min.js

@@ -3,7 +3,6 @@
 {% capture page_js %}
 {% include_relative jquery.unveil.min.js %}
 {% include_relative ticker.js %}
-{% include_relative fixto.min.js %}
 {% include_relative app.js %}
 {% endcapture %}