liquid_feedback_core: 5ee7eed2f5b0 update/core-update.v1.4.0

liquid_feedback_core

Updated README file, noting that data import after updating has to be done as database superuser

line source

1 CREATE OR REPLACE VIEW "liquid_feedback_version" AS

2 SELECT * FROM (VALUES ('1.4.0', 1, 4, 0))

3 AS "subquery"("string", "major", "minor", "revision");