scripts/arabic/block, note about arabic usage of 0670

scripts/arabic/block.html

@@ -1464,6 +1464,10 @@ <h3><a href='#combining'>Other combining marks</a></h3>
       <p class="subtitle">Description in the Unicode standard:</p>
       <div class="unicodenotes">• actually a vowel sign, despite the name</div>
       <div class="notes">
+        <div class="letter arabic">
+          <p><span class="title">Arabic</span> diacritic</p>
+          <p>Used in certain Arabic words such as <span class="ex" lang="ar" dir="rtl">هٰذَا</span> <span class="meaning">this</span> or <span class="ex" lang="ar" dir="rtl">ذٰلِكَ</span> <span class="meaning">that</span>, and not forgetting <span class="ex" lang="ar" dir="rtl">اللّهٰ</span> <span class="meaning">Allah</span>.</p>
+        </div>
         <div class="letter urdu">
           <p><span class="title">Urdu</span> vowel</p>
           <p><span class="ipa">ɑː</span></p>
@@ -4176,7 +4180,7 @@ <h2><a href="#refs">References</a></h2>
 </section>
 <div id="panel" style="display:none"></div>
 <div class="smallprint"><span id="version">First published  3 February, 2014.  This version <span id="version-info"> 
-  <!-- #BeginDate format:IS1m -->2016-06-15  6:53<!-- #EndDate --> 
+  <!-- #BeginDate format:IS1m -->2017-04-11  17:19<!-- #EndDate --> 
   </span> GMT. &nbsp;&bull;&nbsp; Copyright <a href="mailto:[email protected]">[email protected]</a>. Licence <a rel="license" href="http://creativecommons.org/licenses/by/4.0/">CC-By</a>.</span></div>
 
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