Fix pt-br Tour of Scala

adam-wyluda · adam-wyluda · commit 13107cb69137 · 2017-02-20T19:53:15.000+01:00
diff --git a/pl/tutorials/tour/_posts/2017-02-13-abstract-types.md b/pl/tutorials/tour/_posts/2017-02-13-abstract-types.md
@@ -7,7 +7,6 @@ disqus: true
 tutorial: scala-tour
 categories: tour
 num: 22
-languages: [ba, es, ko, pl]
 language: pl
 tutorial-next: compound-types
 tutorial-previous: inner-classes
