fix: small change to cost

Author: akeshavan

data.json

@@ -26,7 +26,7 @@
   {"name":"Be Social",
     "desc":"Meet researchers from a variety of backgrounds.",
     "fa_icon": "fa-wechat"}],
-    "details": {"costs":"$20 CAD, includes onsite breakfast, lunch, dinner and refreshments"},
+    "details": {"costs":"$25 USD, includes some food, probably"},
     "schedule_background_img": "https://www.manylabs.org/file/general/home/optics-experiment.jpg",
     "schedule":  [{"date": "Friday, March 03",
                   "times": [{"time": "6:00-9:00pm", "event": "Have fun"},

index.html

@@ -186,7 +186,7 @@ <h4>
 
            . The goal of the hackathon is to bring together researchers with disparate backgrounds to collaborate on open science projects in neuroimaging.</p>
 					<h4>Dates: March 03-05, 2017</h4>
-					<h4>Costs: $20 CAD, includes onsite breakfast, lunch, dinner and refreshments</h4>
+					<h4>Costs: $25 USD, includes some food, probably</h4>
 					<h4>Location: <a href="#map"> San Francisco, CA, USA</a></h4>
 					<p>Participants are encouraged to post project ideas to <a href="http://www.brainhack.org" target="_blank">www.brainhack.org</a> and to submit a report describing their project to the <a href="http://www.brainhack.org/proceedings">2017 Brainhack Proceedings</a> that will be published by <a href="http://gigasciencejournal.com/">Gigascience</a> after the event.</p>
 					<p>Please join <a href="https://brainhack-slack-invite.herokuapp.com/" target="_blank">the Brainhack Slack project</a> for updated information on the developing Hackathon content and to contribute your own ideas.</p>