mrp: add title to field library form

bt5/erp5_mrp/SkinTemplateItem/portal_skins/erp5_mrp/Base_viewMRPFieldLibrary.xml

@@ -2,7 +2,7 @@
 <ZopeData>
   <record id="1" aka="AAAAAAAAAAE=">
     <pickle>
-      <global name="ERP5Form" module="Products.ERP5Form.Form"/>
+      <global name="ERP5 Form" module="erp5.portal_type"/>
     </pickle>
     <pickle>
       <dictionary>
@@ -160,7 +160,7 @@
         </item>
         <item>
             <key> <string>title</string> </key>
-            <value> <string></string> </value>
+            <value> <string>MRP Field Library</string> </value>
         </item>
         <item>
             <key> <string>unicode_mode</string> </key>