add bitcoin builders panel

Fixes #1073

interviews.html

@@ -103,6 +103,8 @@ <h1>Interviews</h1>
 
   <div class="container">
 
+    <div class="audio col-xs-12 col-lg-offset-0 col-sm-offset-0 col-md-offset-0 col-md-6 col-sm-6 col-lg-6">
+    </div>
     <div class="audio col-xs-12 col-lg-offset-0 col-sm-offset-0 col-md-offset-0 col-md-6 col-sm-6 col-lg-6">
       <p class="h4">Bitcoin &amp; Ossification</p> Opt Out Podcast
       <br>
@@ -115,6 +117,18 @@ <h1>Interviews</h1>
       <br>
       <br>
     </div>
+
+    <div class="vid col-xs-12 col-lg-offset-0 col-md-offset-0 col-md-6 col-sm-6 col-lg-6">
+      <p class="h4"><a href="https://www.youtube.com/watch?v=Mu-CYMGySjo" target="_blank" rel="noopener">Responsibly Building in Bitcoin</a></p> Bitcoin Builders Conference
+      <br>
+      (<a href="/media-archive/videos/Bitcoin_Builders_Conference-Responsibly_Building_in_Bitcoin.webm">Video File</a>) (<a href="/media-archive/videos/Bitcoin_Builders_Conference-Responsibly_Building_in_Bitcoin.mp3">Audio File</a>) (<a href="/transcripts/interviews/Bitcoin_Builders_Conference-Responsibly_Building_in_Bitcoin.txt">Transcript</a>)
+      <br>
+      <div class="videowrapper">
+        <div class="youtube-player" data-id="Mu-CYMGySjo"></div>
+      </div>
+      <br>
+      <br>
+    </div>
     <div class="vid col-xs-12 col-lg-offset-0 col-md-offset-0 col-md-6 col-sm-6 col-lg-6">
       <p class="h4"><a href="https://www.youtube.com/watch?v=ATnseOLFBEs" target="_blank" rel="noopener">SMTPification of Bitcoin</a></p> Bitcoin Season 2
       <br>