Added a column status in external_db

sql/table.sql

@@ -613,6 +613,7 @@ CREATE TABLE external_db(
          external_db_id INT not null auto_increment,
          db_name VARCHAR(40) not null,
 	 release VARCHAR(40) DEFAULT '' NOT NULL,
+	 status  VARCHAR(10) not null,
          PRIMARY KEY( external_db_id ) 
 );