more edits to ipython audio

custom.css

@@ -12,5 +12,5 @@ h3 { font-size: 180% !important; }
 p, li 
 {
     font-size: 120% !important; 
-    line-height: 1.4;
+    line-height: 1.5;
 }

ipython_audio.slides.html

@@ -382,7 +382,7 @@ Although Essentia is written in C++, we will use the Python bindings for Essenti
 
 
 <div class="output_text output_subarea output_execute_result">
-<pre>(&apos;simpleLoop.wav&apos;, &lt;httplib.HTTPMessage instance at 0x10f1a40e0&gt;)</pre>
+<pre>(&apos;simpleLoop.wav&apos;, &lt;httplib.HTTPMessage instance at 0x1114350e0&gt;)</pre>
 </div>
 
 </div>
@@ -530,7 +530,7 @@ Although Essentia is written in C++, we will use the Python bindings for Essenti
 
 
 <div class="output_text output_subarea output_execute_result">
-<pre>[&lt;matplotlib.lines.Line2D at 0x10ffbcc50&gt;]</pre>
+<pre>[&lt;matplotlib.lines.Line2D at 0x1119c1c90&gt;]</pre>
 </div>
 
 </div>
@@ -791,7 +791,7 @@ MBiIiCiAwUBERAH/C0x6moC8tB4uAAAAAElFTkSuQmCC
 
 
 <div class="output_text output_subarea output_execute_result">
-<pre>&lt;matplotlib.text.Text at 0x110018950&gt;</pre>
+<pre>&lt;matplotlib.text.Text at 0x112355990&gt;</pre>
 </div>
 
 </div>
@@ -1157,9 +1157,7 @@ JyLKGQY/EVHOMPiJiHLm/wFYjI+ZAP24wgAAAABJRU5ErkJggg==
 </div>
 </div>
 
-</div></section>
-    </section><section>
-    <section>
+</div></section><section>
     
 <div class="cell border-box-sizing text_cell rendered">
 <div class="prompt input_prompt">
@@ -1249,7 +1247,7 @@ $ play test.wav</code></pre>
 
 
 <div class="output_text output_subarea output_execute_result">
-<pre>&lt;matplotlib.text.Text at 0x10a5929d0&gt;</pre>
+<pre>&lt;matplotlib.text.Text at 0x10c823a90&gt;</pre>
 </div>
 
 </div>
@@ -1529,7 +1527,7 @@ AZ1zgeU64Jbc9v8P2AaszI0x2zl3EPgXYF5uP0eBn+Wxs/l7uAV4T27fH6Hpwn86sCTn2vpWzg5y
 
 
 <div class="output_text output_subarea output_execute_result">
-<pre>&lt;matplotlib.text.Text at 0x114bdd7d0&gt;</pre>
+<pre>&lt;matplotlib.text.Text at 0x10c8313d0&gt;</pre>
 </div>
 
 </div>