Save MAIN_VERSION_FIRST_INSTALL that is not erased.

htdocs/install/mysql/migration/5.0.0-6.0.0.sql

@@ -38,6 +38,8 @@
 ALTER TABLE llx_extrafields ADD COLUMN fieldcomputed text;
 ALTER TABLE llx_extrafields ADD COLUMN fielddefault varchar(255);
 
+ALTER TABLE llx_c_typent MODIFY COLUMN libelle varchar(64); 
+
 ALTER TABLE llx_opensurvey_sondage MODIFY COLUMN tms timestamp DEFAULT CURRENT_TIMESTAMP;
 
 ALTER TABLE llx_opensurvey_sondage ADD COLUMN fk_user_creat integer NOT NULL DEFAULT 0;

htdocs/install/mysql/tables/llx_c_typent.sql

@@ -21,7 +21,7 @@ create table llx_c_typent
 (
   id         integer      PRIMARY KEY,
   code       varchar(12)  NOT NULL,
-  libelle    varchar(48),
+  libelle    varchar(64),
   fk_country integer NULL,		-- Defined only to have specific list for countries that can't use generic list (like argentina that need type A or B)
   active     tinyint DEFAULT 1   NOT NULL,
   module     varchar(32) NULL,