add twitch channel to live pair programming page

app.js

@@ -115,6 +115,7 @@ var trusted = [
     '*.gstatic.com',
     '*.doubleclick.net',
     '*.twitter.com',
+    '*.twitch.tv',
     '*.twimg.com',
     "'unsafe-eval'",
     "'unsafe-inline'",

views/resources/live-pair-programming.jade

@@ -8,9 +8,9 @@ block content
                 h2 Our next session will be January 20th, 2015 at 6 p.m. PST!
                 //h2 Join the discussion in our
                 //    a(href="chat.freecodecamp.com", target="_blank") FreeCodeCamp chat room.
-                //.embed-responsive.embed-responsive-16by9.big-break
-                //    iframe.embed-responsive-item(src='//www.youtube.com/embed/3DWQXgXDKwY')
-                br
+                .embed-responsive.embed-responsive-16by9.big-break
+                    iframe(src='http://www.twitch.tv/freecodecamp/embed', frameborder='0', scrolling='no')
+    br
     .panel.panel-primary
         .panel-heading.landing-panel-heading.text-center Previous Live Pair Programming Sessions
         .panel-body