added AR translations to the Friendica addons

Thanks to the work of طاهر, Farida Khalaf, محمد أحمد, abidin toumi, Abdullah Alsabi, ButterflyOfFire and ominds the translation of Friendica into Arabic has crossed the magic 50% progress mark, so we now include their work into the addons repository.

webrtc/lang/ar/messages.po

@@ -0,0 +1,55 @@
+# ADDON webrtc
+# Copyright (C)
+# This file is distributed under the same license as the Friendica webrtc addon package.
+# 
+# 
+# Translators:
+# Farida Khalaf <faridakhalaf@hotmail.com>, 2021
+msgid ""
+msgstr ""
+"Project-Id-Version: friendica\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2021-02-01 18:16+0100\n"
+"PO-Revision-Date: 2021-02-21 18:48+0000\n"
+"Last-Translator: Farida Khalaf <faridakhalaf@hotmail.com>\n"
+"Language-Team: Arabic (http://www.transifex.com/Friendica/friendica/language/ar/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Language: ar\n"
+"Plural-Forms: nplurals=6; plural=n==0 ? 0 : n==1 ? 1 : n==2 ? 2 : n%100>=3 && n%100<=10 ? 3 : n%100>=11 && n%100<=99 ? 4 : 5;\n"
+
+#: webrtc.php:19
+msgid "WebRTC Videochat"
+msgstr ""
+
+#: webrtc.php:25
+msgid "Save Settings"
+msgstr "حفظ الإعدادات"
+
+#: webrtc.php:26
+msgid "WebRTC Base URL"
+msgstr ""
+
+#: webrtc.php:26
+msgid ""
+"Page your users will create a WebRTC chat room on. For example you could use"
+" https://live.mayfirst.org ."
+msgstr ""
+
+#: webrtc.php:45
+msgid "Video Chat"
+msgstr ""
+
+#: webrtc.php:46
+msgid ""
+"WebRTC is a video and audio conferencing tool that works with Firefox "
+"(version 21 and above) and Chrome/Chromium (version 25 and above). Just "
+"create a new chat room and send the link to someone you want to chat with."
+msgstr ""
+
+#: webrtc.php:48
+msgid ""
+"Please contact your friendica admin and send a reminder to configure the "
+"WebRTC addon."
+msgstr ""

webrtc/lang/ar/strings.php

@@ -0,0 +1,8 @@
+<?php
+
+if(! function_exists("string_plural_select_ar")) {
+function string_plural_select_ar($n){
+	$n = intval($n);
+	if ($n==0) { return 0; } else if ($n==1) { return 1; } else if ($n==2) { return 2; } else if ($n%100>=3 && $n%100<=10) { return 3; } else if ($n%100>=11 && $n%100<=99) { return 4; } else  { return 5; }
+}}
+$a->strings['Save Settings'] = 'حفظ الإعدادات';