docs(events): removed events that have passed (#3529)

Author: wardbell

public/events.jade

@@ -6,46 +6,6 @@ table.is-full-width
       th Date
 
   tbody
-      
-    <!-- ngVikings -->
-    tr
-      th
-        a(
-        target="_blank"
-        href="https://ngvikings.org/"
-        ) ngVikings
-      td Copenhagen, Denmark
-      td Feb. 11, 2017
-
-    <!-- DEVOXX - US -->
-    tr
-      th
-        a(
-        target="_blank"
-        href="https://devoxx.us/"
-        ) DEVOXX - US
-      td San Jose, CA
-      td Mar. 21, 2017
-
-    <!-- Angular Days -->
-    tr
-      th
-        a(
-        target="_blank"
-        href="http://www.angular-days.de/"
-        ) Angular Days
-      td Munich, Germany
-      td Mar. 20, 2017
-
-    <!-- ngConf -->
-    tr
-      th
-        a(
-        target="_blank"
-        href="https://www.ng-conf.org/"
-        ) ng-Conf
-      td Salt Lake City, Utah
-      td Apr. 05, 2017
 
     <!-- DEVOXX - UK -->
     tr