l10n: Updated Korean (ko) translation to 100%

New status: 80 messages complete with 0 fuzzies and 0 untranslated.

Transmitted-via: Transifex (translations.xfce.org).

po-doc/ko.po

@@ -3,6 +3,10 @@
 #
 # Please write your name and e-mail into "translator-credits" if you update this translation script.
 #
+# ex ) msgstr ""
+#      "Gil-dong Hong <gdhong0101@gmail.com>\n"
+#      "YourName Kim <ynkim@gmail.com"
+#
 msgid ""
 msgstr ""
 "Project-Id-Version: xfce4-screenshooter.master-docs\n"