Allow all level subdivisions on party_addresses

__init__.py

@@ -5,10 +5,12 @@
 
 from trytond.pool import Pool
 from .country_zip import *
+from .address import *
 
 
 def register():
     Pool.register(
+        Address,
         LoadCountryZipsStart,
         module='country_zip_es', type_='model')
     Pool.register(

address.py

@@ -0,0 +1,22 @@
+# The COPYRIGHT file at the top level of this repository contains the full
+# copyright notices and license terms.
+from trytond.pool import PoolMeta
+
+__all__ = ['Address']
+
+
+class Address:
+    __metaclass__ = PoolMeta
+    __name__ = 'party.address'
+
+    @classmethod
+    def __setup__(cls):
+        super(Address, cls).__setup__()
+        # Remove domain as we want to be able to select all levels.
+        # See: https://bugs.tryton.org/issue5563
+        parent_domain = ('parent', '=', None)
+        new_domain = []
+        for clause in cls.subdivision.domain:
+            if clause != parent_domain:
+                new_domain.append(clause)
+        cls.subdivision.domain = new_domain