Update links.js

Author: benhatsor

links.js

@@ -23,8 +23,9 @@ function createLink(linkData) {
 
       const modRepo = modifiedRepos[user + '/' + repoName];
 
-      if (modRepo && modRepo.branches
-          && modRepo.branches.length === 1) {
+      // if selected branch is the default branch
+      if (modRepo &&
+          (modRepo.defaultBranch === branch)) {
 
         branch = '';