List the names translators of the Greek doc+www team as contributors to

FreeBSD: Manolis Kiagias, Nikos Kokkalis, Stylianos Sideridis and
Vaggelis Typaldos have been submitting patches for a while now in our
translation tree, so it's more than fair to thank them publically for
their ongoing contribution to the Greek doc effort :)

en_US.ISO8859-1/articles/contributors/contrib.additional.sgml

@@ -5556,6 +5556,11 @@
 	<email>malte.lance@gmx.net</email></para>
     </listitem>
 
+    <listitem>
+      <para>Manolis Kiagias
+	<email>sonicy@otenet.gr</email></para>
+    </listitem>
+
     <listitem>
       <para>Mantas Kaulakys
 	<email>stone@tainet.lt</email></para>
@@ -6730,6 +6735,11 @@
 	<email>freebsd@spatula.net</email></para>
     </listitem>
 
+    <listitem>
+      <para>Nikos Kokkalis
+	<email>nickkokkalis@gmail.com</email></para>
+    </listitem>
+
     <listitem>
       <para>Nick Leuta
 	<email>skynick@mail.sc.ru</email></para>
@@ -8930,6 +8940,11 @@
 	<email>stuart@internationalschool.co.uk</email></para>
     </listitem>
 
+    <listitem>
+      <para>Stylianos Sideridis
+	<email>siderste@yahoo.gr</email></para>
+    </listitem>
+
     <listitem>
       <para>Sue Blake
 	<email>sue@welearn.com.au</email></para>
@@ -9550,6 +9565,11 @@
 	<email>uwe.pierau@tu-clausthal.de</email></para>
     </listitem>
 
+    <listitem>
+      <para>Vaggelis Typaldos
+        <email>frances@mylannet.gr</email></para>
+    </listitem>
+
     <listitem>
       <para>VANHULLEBUS Yvan
         <email>vanhu@netasq.com</email></para>