ctucx.git: gallery

Invert file check

Allows for symlinks to pictures

diff --git a/src/picture_gallery.nim b/src/picture_gallery.nim
@@ -47,7 +47,7 @@ proc createAlbum(path: string, isRoot: bool): Album =
     if fileExists(path & "/.description"): result.desc = some(readFile(path & "/.description")) 
 
     for element in walkDir(path):
-        if element.kind != pcFile:
+        if element.kind == pcDir:
             let album = createAlbum(element.path, false)
             if album.name != "": result.subalbums.add(album)
         else: