Set form's enctype so we can use to upload files (attachments) to a discussion thread.

bt5/erp5_discussion/SkinTemplateItem/portal_skins/erp5_discussion/WebSection_viewCreateNewDiscussionThreadDialog.xml

@@ -53,7 +53,7 @@
         </item>
         <item>
             <key> <string>enctype</string> </key>
-            <value> <string></string> </value>
+            <value> <string>multipart/form-data</string> </value>
         </item>
         <item>
             <key> <string>group_list</string> </key>

bt5/erp5_discussion/bt/revision

-146
\ No newline at end of file
+147
\ No newline at end of file