New: Add ref_ext on actions

htdocs/install/mysql/migration/3.1.0-3.2.0.sql

@@ -11,6 +11,8 @@
 
 UPDATE llx_c_paper_format SET active=1 WHERE active=0;
 
+ALTER TABLE llx_actioncomm ADD COLUMN ref_ext varchar(128) after id;
+
 ALTER TABLE llx_product_fournisseur_price ADD COLUMN fk_availability integer AFTER fk_product_fournisseur;
 
 ALTER TABLE llx_element_element MODIFY COLUMN sourcetype varchar(32) NOT NULL;

htdocs/install/mysql/tables/llx_actioncomm.sql

@@ -23,6 +23,7 @@
 create table llx_actioncomm
 (
   id				integer AUTO_INCREMENT PRIMARY KEY,
+  ref_ext			varchar(128),
   entity			integer DEFAULT 1 NOT NULL,	-- multi company id
   datep				datetime,						-- date debut planifiee
   datep2			datetime,						-- deprecated