[gtk-internet-radio-locator] Update Polish translation

[Piotr Drąg <piotrdrag src gnome org>]

commit 6eed935ea5e1c0fccb815e464a03435741455b2a
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Thu Feb 21 17:47:10 2019 +0100

    Update Polish translation

 po/pl.po | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)
---
diff --git a/po/pl.po b/po/pl.po
index 36084f1..e9dfa12 100644
--- a/po/pl.po
+++ b/po/pl.po
@@ -1,16 +1,15 @@
 # Polish translation for gtk-internet-radio-locator.
-# Copyright © 2014-2018 the gtk-internet-radio-locator authors.
+# Copyright © 2014-2019 the gtk-internet-radio-locator authors.
 # This file is distributed under the same license as the gtk-internet-radio-locator package.
-# Piotr Drąg <piotrdrag gmail com>, 2014-2018.
-# Aviary.pl <community-poland mozilla org>, 2014-2018.
+# Piotr Drąg <piotrdrag gmail com>, 2014-2019.
+# Aviary.pl <community-poland mozilla org>, 2014-2019.
 #
 msgid ""
 msgstr ""
 "Project-Id-Version: gtk-internet-radio-locator\n"
-"Report-Msgid-Bugs-To: https://gitlab.gnome.org/GNOME/gtk-internet-radio-";
-"locator/issues\n"
-"POT-Creation-Date: 2018-05-30 07:57+0000\n"
-"PO-Revision-Date: 2018-05-30 10:10+0200\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2019-02-21 17:44+0100\n"
+"PO-Revision-Date: 2019-02-21 17:45+0100\n"
 "Last-Translator: Piotr Drąg <piotrdrag gmail com>\n"
 "Language-Team: Polish <community-poland mozilla org>\n"
 "Language: pl\n"
@@ -39,7 +38,7 @@ msgstr ""
 
 #: ../data/gtk-internet-radio-locator.appdata.xml.in.h:4
 msgid "Internet Radio Locator is developed for GTK+ 4.0."
-msgstr "Internet Radio Locator używa biblioteki GTK+ 4.0."
+msgstr "Internet Radio Locator używa biblioteki GTK 4.0."
 
 #: ../data/gtk-internet-radio-locator.appdata.xml.in.h:5
 msgid ""
@@ -242,7 +241,7 @@ msgstr "O programie"
 #: ../src/gtk-internet-radio-locator.c:592
 #: ../src/gtk-internet-radio-locator.c:762
 msgid "Internet Radio Locator for GTK+ 4.0"
-msgstr "Internetowe stacje radiowe dla biblioteki GTK+ 4.0"
+msgstr "Internetowe stacje radiowe dla biblioteki GTK 4.0"
 
 #: ../src/gtk-internet-radio-locator.c:637
 #, c-format