refactor x509.Name to use get_attributes_by_oid
diff --git a/docs/x509.rst b/docs/x509.rst
index 3304726..282744f 100644
--- a/docs/x509.rst
+++ b/docs/x509.rst
@@ -203,106 +203,17 @@
             >>> len(cert.subject.attributes)
             3
 
-    .. attribute:: country_name
+    .. method:: get_attributes_for_oid(oid)
 
-        :type: :class:`list`
+        :param oid: An :class:`ObjectIdentifier` instance.
 
-        A list of country name :class:`NameAttribute` objects.
+        :returns: A list of :class:`NameAttribute` instances that match the
+            OID provided. If nothing matches an empty list will be returned.
 
         .. doctest::
 
-            >>> cert.subject.country_name == [
-            ...    x509.NameAttribute(
-            ...        x509.OID_COUNTRY_NAME,
-            ...        'US'
-            ...    )
-            ... ]
-            True
-
-    .. attribute:: organization_name
-
-        :type: :class:`list`
-
-        A list of organization name :class:`NameAttribute` objects.
-
-    .. attribute:: organizational_unit_name
-
-        :type: :class:`list`
-
-        A list of organizational unit name :class:`NameAttribute` objects.
-
-    .. attribute:: dn_qualifier
-
-        :type: :class:`list`
-
-        A list of DN qualifier :class:`NameAttribute` objects.
-
-    .. attribute:: state_or_province_name
-
-        :type: :class:`list`
-
-        A list of state or province name :class:`NameAttribute` objects.
-
-    .. attribute:: common_name
-
-        :type: :class:`list`
-
-        A list of common name :class:`NameAttribute` objects.
-
-    .. attribute:: serial_number
-
-        :type: :class:`list`
-
-        A list of serial number :class:`NameAttribute` objects. This is not the
-        same as the certificate's serial number.
-
-    .. attribute:: locality_name
-
-        :type: :class:`list`
-
-        A list of locality name :class:`NameAttribute` objects.
-
-    .. attribute:: title
-
-        :type: :class:`list`
-
-        A list of title :class:`NameAttribute` objects.
-
-    .. attribute:: surname
-
-        :type: :class:`list`
-
-        A list of surname :class:`NameAttribute` objects.
-
-    .. attribute:: given_name
-
-        :type: :class:`list`
-
-        A list of given name :class:`NameAttribute` objects.
-
-    .. attribute:: pseudonym
-
-        :type: :class:`list`
-
-        A list of pseudonym :class:`NameAttribute` objects.
-
-    .. attribute:: generation_qualifier
-
-        :type: :class:`list`
-
-        A list of generation qualifier :class:`NameAttribute` objects.
-
-    .. attribute:: domain_component
-
-        :type: :class:`list`
-
-        A list of domain component :class:`NameAttribute` objects.
-
-    .. attribute:: email_address
-
-        :type: :class:`list`
-
-        A list of email address :class:`NameAttribute` objects.
+            >>> cert.subject.get_attributes_for_oid(x509.OID_COMMON_NAME)
+            [<NameAttribute(oid=<ObjectIdentifier(oid=2.5.4.3, name=commonName)>, value=u'Good CA')>]
 
 .. class:: Version