Disable AceEditor for non text files

src/main/twirl/repo/blob.scala.html

@@ -30,7 +30,7 @@
           <a href="@url(repository)/commit/@latestCommit.id" class="commit-message">@link(latestCommit.summary, repository)</a>
         </div>
         <div class="btn-group pull-right">
-          @if(hasWritePermission){
+          @if(hasWritePermission && content.viewType == "text"){
             <a class="btn" href="@url(repository)/edit/@encodeRefName(branch)/@pathList.mkString("/")">Edit</a>
           }
           <a class="btn" href="?raw=true">Raw</a>