links to the study announcement - closes #1917

app/views/study/listLayout.scala.html

@@ -14,6 +14,7 @@
 <a class="@active.active("public")" href="@routes.Study.byOwnerPublic(user.username, order.key)">Public studies</a>
 <a class="@active.active("private")" href="@routes.Study.byOwnerPrivate(user.username, order.key)">Private studies</a>
 <a class="@active.active("likes")" href="@routes.Study.byLikes(user.username, order.key)">Liked studies</a>
+<a class="text" data-icon="" href="http://lichess.org/blog/V0KrLSkAAMo3hsi4/study-chess-the-lichess-way">What are studies?</a>
 }
 
 @base.layout(

public/javascripts/study/tour.js

@@ -70,6 +70,7 @@ lichess.studyTour = function(study) {
       } : null, {
         title: "Thanks for your time",
         text: "You can find your <a href='/@/" + study.userId + "/study'>previous studies</a> from your profile page.<br>" +
+          "There is also a <a href='http://lichess.org/blog/V0KrLSkAAMo3hsi4/study-chess-the-lichess-way'>blog post about studies</a>.<br>" +
           "Have fun!",
         buttons: [{
           text: 'Done',