fix some errors in the conference text, Past, FOCI

i2p2www/blog/2019/07/27/mhatta-post-one.rst

 .. meta::
      :author: mhatta
+     :editor: idk
      :date: 2019-07-27
      :excerpt: {% trans %}Speeding up your I2P network{% endtrans %}
 

i2p2www/pages/site/index.html

@@ -49,9 +49,9 @@
       <p><b>Upcoming:</b></p>
       <ul>
         <li>DEF CON 27 (August 8-11 2019, Las Vegas, Nevada)</li>
-        <li>USENIX Foci (August 13, 2019, Santa Clara, California)</li>
+        <li>USENIX FOCI (August 13, 2019, Santa Clara, California)</li>
       </ul>
-      <p><b>Passed:</b></p>
+      <p><b>Past:</b></p>
       <ul>
         <li>Internet Freedom Festival (April 1-5 2019, Valencia, Spain)</li>
         <li>RightsCon (June 11-14 2019, Tunis, Tunisia)</li>