implemented Palette PACK2 archives, PGA and CHR images

supported.html

@@ -445,6 +445,11 @@ Yakata ~Kannou Kitan~<br/>
 Princess Serenade<br/>
 </td></tr>
 <tr><td>*.gfb</td><td><tt>GFB</tt></td><td>No</td></tr>
+<tr class="odd"><td>*.pak</td><td><tt>\x05PACK2</tt></td><td>No</td><td rowspan="3">Palette</td><td rowspan="3">
+Moshimo Ashita ga Harenaraba<br/>
+</td></tr>
+<tr class="odd"><td>*.pga</td><td><tt>PGAPGAH</tt></td><td>Yes</td></tr>
+<tr class="odd"><td>*.chr</td><td><tt>char</tt></td><td>No</td></tr>
 </table>
 <p><a name="note-1" class="footnote">1</a> Non-encrypted only</p>
 </body>