[gucharmap] Update Polish translation

[Piotr Drąg <piotrdrag src gnome org>]

commit 34a98c25688bfd430b8dce84a973b8e199a67c38
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Sun Sep 2 18:31:07 2018 +0200

    Update Polish translation

 help/pl/pl.po | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)
---
diff --git a/help/pl/pl.po b/help/pl/pl.po
index 4a20713a..25714bb2 100644
--- a/help/pl/pl.po
+++ b/help/pl/pl.po
@@ -1,14 +1,14 @@
 # Polish translation for gucharmap help.
-# Copyright © 2017 the gucharmap authors.
+# Copyright © 2017-2018 the gucharmap authors.
 # This file is distributed under the same license as the gucharmap help.
-# Piotr Drąg <piotrdrag gmail com>, 2017.
-# Aviary.pl <community-poland mozilla org>, 2017.
+# Piotr Drąg <piotrdrag gmail com>, 2017-2018.
+# Aviary.pl <community-poland mozilla org>, 2017-2018.
 #
 msgid ""
 msgstr ""
 "Project-Id-Version: gucharmap-help\n"
-"POT-Creation-Date: 2017-12-04 19:20+0000\n"
-"PO-Revision-Date: 2017-06-22 03:55+0200\n"
+"POT-Creation-Date: 2018-09-02 11:30+0000\n"
+"PO-Revision-Date: 2018-09-02 18:30+0200\n"
 "Last-Translator: Piotr Drąg <piotrdrag gmail com>\n"
 "Language-Team: Polish <community-poland mozilla org>\n"
 "Language: pl\n"
@@ -22,8 +22,8 @@ msgstr ""
 msgctxt "_"
 msgid "translator-credits"
 msgstr ""
-"Piotr Drąg <piotrdrag gmail com>, 2017\n"
-"Aviary.pl <community-poland mozilla org>, 2017"
+"Piotr Drąg <piotrdrag gmail com>, 2017-2018\n"
+"Aviary.pl <community-poland mozilla org>, 2017-2018"
 
 #. (itstool) path: articleinfo/title
 #: C/index.docbook:24
@@ -353,10 +353,10 @@ msgstr "Okno tablicy znaków"
 msgctxt "_"
 msgid ""
 "external ref='figures/gucharmap_window.png' "
-"md5='f917d4d17283d74898864862b6e6f94c'"
+"md5='1e4bec68e02748a03038b10ea4e4fe39'"
 msgstr ""
 "external ref='figures/gucharmap_window.png' "
-"md5='f917d4d17283d74898864862b6e6f94c'"
+"md5='1e4bec68e02748a03038b10ea4e4fe39'"
 
 #. (itstool) path: screenshot/mediaobject
 #: C/index.docbook:195