Merge pull request rails-girls-summer-of-code#469 from rails-girls-summer-of-code/postpone-applications-dates

Update the "Applications are open" date to Feb 2

Author: anasofiapinho

index.html

@@ -85,7 +85,7 @@ <h3>Timeline 2017/2018</h3>
       <ul class="list list--none">
     <li><span class="fa fa-star color-red"></span> 15 Dec–28 Jan: Call for Projects</li>
     <li><span class="fa fa-star color-red"></span> TBA: Crowdfunding opens</li>
-    <li><span class="fa fa-star color-red"></span> 01 Feb: Applications open</li>
+    <li><span class="fa fa-star color-red"></span> 02 Feb: Applications open</li>
     <li><span class="fa fa-star color-red"></span> 28 Feb: Applications close</li>
     <li><span class="fa fa-star color-red"></span> 17 Apr: Acceptance emails</li>
     <li><span class="fa fa-star color-red"></span> 02 Jul: Kickoff RGSoC 2018!</li>