Allow setting unicodePwd with NTHash vlue over LDAP

--- samba-4.0.7/source4/libcli/ldap/ldap_controls.c~	2013-07-02 20:19:37.554868793 +0200
+++ samba-4.0.7/source4/libcli/ldap/ldap_controls.c	2013-07-02 21:00:47.595973713 +0200
@@ -1293,7 +1293,7 @@
 	{ LDB_CONTROL_REVEAL_INTERNALS, NULL, NULL },
 	{ LDB_CONTROL_AS_SYSTEM_OID, NULL, NULL },
 	{ DSDB_CONTROL_PASSWORD_CHANGE_STATUS_OID, NULL, NULL },
-	{ DSDB_CONTROL_PASSWORD_HASH_VALUES_OID, NULL, NULL },
+	{ DSDB_CONTROL_PASSWORD_HASH_VALUES_OID, decode_flag_request, encode_flag_request },
 	{ DSDB_CONTROL_PASSWORD_CHANGE_OID, NULL, NULL },
 	{ DSDB_CONTROL_APPLY_LINKS, NULL, NULL },
 	{ LDB_CONTROL_BYPASS_OPERATIONAL_OID, NULL, NULL },
--- samba-4.0.7/source4/dsdb/samdb/ldb_modules/password_hash.c~	2013-07-02 20:01:42.731518064 +0200
+++ samba-4.0.7/source4/dsdb/samdb/ldb_modules/password_hash.c	2013-07-02 20:39:24.909757777 +0200
@@ -3386,10 +3386,29 @@
 	return ldb_next_request(ac->module, mod_req);
 }
 
+static int password_hash_init(struct ldb_module *module)
+{
+	struct ldb_context *ldb;
+	int ret;
+
+	ldb = ldb_module_get_ctx(module);
+
+	ret = ldb_mod_register_control(module, DSDB_CONTROL_PASSWORD_HASH_VALUES_OID);
+	if (ret != LDB_SUCCESS) {
+		ldb_debug(ldb, LDB_DEBUG_ERROR,
+				"password_hash: Unable to register control (%s) with rootdse!\n",
+				DSDB_CONTROL_PASSWORD_HASH_VALUES_OID);
+		return ldb_operr(ldb);
+	}
+
+	return ldb_next_init(module);
+}
+
 static const struct ldb_module_ops ldb_password_hash_module_ops = {
 	.name          = "password_hash",
 	.add           = password_hash_add,
-	.modify        = password_hash_modify
+	.modify        = password_hash_modify,
+	.init_context  = password_hash_init
 };
 
 int ldb_password_hash_module_init(const char *version)