add help room to chat room challenge, thanks to SaintPeter's suggestion

seed/challenges/get-set-for-free-code-camp.json

@@ -68,6 +68,7 @@
         "Once you're in our chat room, introduce yourself by saying : \"Hello world!\".",
         "Tell your fellow campers how you found Free Code Camp. Also tell us why you want to learn to code.",
         "We have a busy chat room, so be sure to configure your notification settings in the top right corner.",
+        "Also Join our help chat room: <a href='https://gitter.im/FreeCodeCamp/help' target='_blank'>https://gitter.im/FreeCodeCamp/help</a>, where you can get help with our challenges in real time.",
         "Keep the chat room open while you work through the other challenges. That way you ask for help if you get stuck on a challenge. You can also socialize when you feel like taking a break.",
         "You can also download a desktop or mobile chat application here: <a href='https://gitter.im/apps' target='_blank'>https://gitter.im/apps</a>",
         "You can also access this chat room by clicking the \"Chat\" button in the upper right hand corner.",