update main page to add remote connection link

Author: leewujung

_config.yml

@@ -4,12 +4,13 @@ email: oceanhkw@uw.edu
 description: Data Science + Oceanography <br>
              University of Washington <br>
              Aug. 26 - 30, 2019 <br> <br>
-             We will see you soon! In the meantime, please take a look at the<br>
- 	     Oceanhackweek Wiki for more information on logistics. 
+
+             Check out the <a href="https://oceanhackweek.github.io/wiki/">Oceanhackweek Wiki</a>
+             <br>for logistics and pre-event preparation!
 
 # Banner button to lead to form, then schedule, then next year's website.
-banner_button_url: https://oceanhackweek.github.io/wiki/ 
-banner_button_text: Oceanhackweek Wiki 
+banner_button_url: https://columbiauniversity.zoom.us/j/318805257
+banner_button_text: Joint remotely (via Zoom)!
 
 
 baseurl: "" # the subpath of your site, e.g. /blog