Symlink icons (#1416) (#3826)

* Updated vendor code for code.gitea.io/git

* Display symlinks correctly for files and directories

* Added symlink tests

* Applied silverwinds stylesheet patch

Signed-off-by: Tris Forster <tris.git@shoddynet.org>

models/fixtures/repository.yml

@@ -378,4 +378,14 @@
   num_pulls: 0
   num_closed_pulls: 0
   is_mirror: false
-  is_fork: true
+  is_fork: true
+
+-
+  id: 31
+  owner_id: 2
+  lower_name: repo20
+  name: repo20
+  num_stars: 0
+  num_forks: 0
+  num_issues: 0
+  is_mirror: false