[FIX] add missing claim_count field to stock.picking.out

The claim_count field was incorrectly added into addon stock instead 
of addon claim_from_delivery.  The commit adding the claim_count field
in stock.py was reverted, but claim_count is still needed in 
claim_delivery_view.xml.

bzr revid: ged@openerp.com-20140508072741-sr3a9ishpqtkczlq

addons/claim_from_delivery/__init__.py

@@ -18,6 +18,7 @@
 #
 ##############################################################################
 
+import stock_picking
 
 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
 

addons/claim_from_delivery/stock_picking.py

@@ -0,0 +1,26 @@
+from openerp.osv import fields, osv
+
+
+class stock_picking(osv.osv):
+    _inherit = 'stock.picking'
+
+    def _claim_count(self, cr, uid, ids, field_name, arg, context=None):
+        Claim = self.pool['crm.claim']
+        return {
+            id: Claim.search_count(cr, uid, [('ref', '=',('stock.picking.out,' + str(ids[0])))], context=context)
+            for id in ids
+        }
+
+    _columns = {
+        'claim_count': fields.function(_claim_count, string='Claims', type='integer'),    
+    }
+
+class stock_picking_out(osv.osv):
+    _inherit = 'stock.picking.out'
+
+    def _claim_count(self, cr, uid, ids, field_name, arg, context=None):
+        return super(stock_picking_out, self)._claim_count(cr, uid, ids, field_name, arg, context=context)
+
+    _columns = {
+        'claim_count': fields.function(_claim_count, string='Claims', type='integer'),    
+    }