create changelog and migration script for next version

CHANGELOG.md

@@ -1,3 +1,6 @@
+#2.0.0
+- coupons effect are recalculated after each product's cart modification
+
 #2.0.0-RC1
 - Remove container from BaseAction.
 - fix sending mail on order creation

install/update/2.0.0.sql

@@ -0,0 +1,8 @@
+# This is a fix for InnoDB in MySQL >= 4.1.x
+# It "suspends judgement" for fkey relationships until are tables are set.
+SET FOREIGN_KEY_CHECKS = 0;
+
+UPDATE `config` SET `value`='2.0.0' WHERE `name`='thelia_version';
+UPDATE `config` SET `value`='' WHERE `name`='thelia_extra_version';
+
+SET FOREIGN_KEY_CHECKS = 1;