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.

notifyall/lang/ar/messages.po

@@ -0,0 +1,56 @@
+# ADDON notifyall
+# Copyright (C)
+# This file is distributed under the same license as the Friendica notifyall addon package.
+# 
+# 
+#, fuzzy
+msgid ""
+msgstr ""
+"Project-Id-Version: \n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2021-02-01 18:15+0100\n"
+"PO-Revision-Date: 2016-08-14 19:29+0000\n"
+"Language-Team: Arabic (https://www.transifex.com/Friendica/teams/12172/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"
+
+#: NotifyAllEmail.php:40
+#, php-format
+msgid "%s Administrator"
+msgstr ""
+
+#: NotifyAllEmail.php:42
+#, php-format
+msgid "%1$s, %2$s Administrator"
+msgstr ""
+
+#: notifyall.php:22
+msgid "Send email to all members"
+msgstr ""
+
+#: notifyall.php:49
+msgid "No recipients found."
+msgstr ""
+
+#: notifyall.php:59
+msgid "Emails sent"
+msgstr ""
+
+#: notifyall.php:69
+msgid "Send email to all members of this Friendica instance."
+msgstr ""
+
+#: notifyall.php:74
+msgid "Message subject"
+msgstr ""
+
+#: notifyall.php:75
+msgid "Test mode (only send to administrator)"
+msgstr ""
+
+#: notifyall.php:76
+msgid "Submit"
+msgstr ""

notifyall/lang/ar/strings.php

@@ -0,0 +1,7 @@
+<?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; }
+}}