[frogr] Add Language headers to po files

[Piotr Drąg <piotrdrag src gnome org>]

commit c44882e5154eeda37728ebf3ba01d8ef95e2216d
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Sat Jul 16 18:26:17 2016 +0200

    Add Language headers to po files
    
    Future versions of gettext will fail if this header is missing.

 po/en_GB.po    |    2 +-
 po/es.po       |    2 +-
 po/fr.po       |    2 +-
 po/it.po       |    2 +-
 po/nn.po       |    1 +
 po/oc.po       |    2 +-
 po/ru.po       |    2 +-
 po/sl.po       |    2 +-
 po/sr latin po |    2 +-
 po/zh_CN.po    |    2 +-
 10 files changed, 10 insertions(+), 9 deletions(-)
---
diff --git a/po/en_GB.po b/po/en_GB.po
index 5a2d052..57e1ceb 100644
--- a/po/en_GB.po
+++ b/po/en_GB.po
@@ -11,7 +11,7 @@ msgstr ""
 "PO-Revision-Date: 2010-12-24 17:07+0000\n"
 "Last-Translator: Philip Withnall <philip tecnocode co uk>\n"
 "Language-Team: British English <en li org>\n"
-"Language: \n"
+"Language: en_GB\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/es.po b/po/es.po
index 471c0b2..9eb7b04 100644
--- a/po/es.po
+++ b/po/es.po
@@ -15,7 +15,7 @@ msgstr ""
 "PO-Revision-Date: 2016-02-01 15:47+0100\n"
 "Last-Translator: Daniel Mustieles <daniel mustieles gmail com>\n"
 "Language-Team: Español; Castellano <gnome-es-list gnome org>\n"
-"Language: \n"
+"Language: es\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/fr.po b/po/fr.po
index 1a2c842..307aed1 100644
--- a/po/fr.po
+++ b/po/fr.po
@@ -15,7 +15,7 @@ msgstr ""
 "PO-Revision-Date: 2015-12-30 10:02+0100\n"
 "Last-Translator: Alexandre Franke <alexandre franke gmail com>\n"
 "Language-Team: GNOME French Team <gnomefr traduc org>\n"
-"Language: \n"
+"Language: fr\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/it.po b/po/it.po
index 4a79105..a016b2b 100644
--- a/po/it.po
+++ b/po/it.po
@@ -11,7 +11,7 @@ msgstr ""
 "PO-Revision-Date: 2011-01-19 14:34+0100\n"
 "Last-Translator: Cristian Marchi <cri penta gmail com>\n"
 "Language-Team: Italian\n"
-"Language: \n"
+"Language: it\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/nn.po b/po/nn.po
index 0114ec4..7ea03f8 100644
--- a/po/nn.po
+++ b/po/nn.po
@@ -11,6 +11,7 @@ msgstr ""
 "PO-Revision-Date: 2012-02-25 11:52+0100\n"
 "Last-Translator: Kevin Brubeck Unhammer <javkalas mm st>\n"
 "Language-Team: Norwegian <i18n-no lister ping uio no>\n"
+"Language: nn\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/oc.po b/po/oc.po
index a34da99..1e72bfe 100644
--- a/po/oc.po
+++ b/po/oc.po
@@ -11,7 +11,7 @@ msgstr ""
 "PO-Revision-Date: 2016-03-13 12:15+0200\n"
 "Last-Translator: Cédric Valmary (totenoc.eu) <cvalmary yahoo fr>\n"
 "Language-Team: Tot En Òc\n"
-"Language: fr\n"
+"Language: oc\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/ru.po b/po/ru.po
index 3275c28..4854b7a 100644
--- a/po/ru.po
+++ b/po/ru.po
@@ -11,7 +11,7 @@ msgstr ""
 "PO-Revision-Date: 2012-12-24 12:12+0300\n"
 "Last-Translator: Yuri Myasoedov <omerta13 yandex ru>\n"
 "Language-Team: русский <gnome-cyr gnome org>\n"
-"Language: \n"
+"Language: ru\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/sl.po b/po/sl.po
index 3eaa218..e917ed8 100644
--- a/po/sl.po
+++ b/po/sl.po
@@ -14,7 +14,7 @@ msgstr ""
 "PO-Revision-Date: 2015-07-08 21:30+0100\n"
 "Last-Translator: Matej Urbančič <mateju svn gnome org>\n"
 "Language-Team: Slovenian GNOME Translation Team <gnome-si googlegroups com>\n"
-"Language: sl_SI\n"
+"Language: sl\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/sr latin po b/po/sr latin po
index 14a5887..0fd252d 100644
--- a/po/sr latin po
+++ b/po/sr latin po
@@ -11,7 +11,7 @@ msgstr ""
 "PO-Revision-Date: 2016-02-20 11:52+0200\n"
 "Last-Translator: Miroslav Nikolić <miroslavnikolic rocketmail com>\n"
 "Language-Team: Serbian <gnom prevod org>\n"
-"Language: sr\n"
+"Language: sr@latin\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/zh_CN.po b/po/zh_CN.po
index 46fa450..471df45 100644
--- a/po/zh_CN.po
+++ b/po/zh_CN.po
@@ -14,7 +14,7 @@ msgstr ""
 "PO-Revision-Date: 2014-01-25 10:42+0800\n"
 "Last-Translator: YunQiang Su <wzssyqa gmail com>\n"
 "Language-Team: Chinese (China) <i18n-zh googlegroups com>\n"
-"Language: \n"
+"Language: zh_CN\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"