VbzCart/tables/ stk containers

About

 * Purpose: Aggregate table listing all places where stock can be, mainly for the history table
 * Status: NOT USED; use instead
 * Fields:
 * Name: auto-generated but hopefully somewhat descriptive and human-readable name for this container

SQL
DROP TABLE IF EXISTS `_stk_containers`; CREATE TABLE `_stk_containers` (  `IDS` varchar(31) NOT NULL COMMENT "Type + ID_forType: unique ID for this container, across all types",   `Type` char(1) NOT NULL COMMENT "identifies which type of container each record refers to",   `ID_forType` INT NOT NULL COMMENT "record's unique ID for that type",   `Name` varchar(63) NOT NULL COMMENT "auto-generated human-readable name for this container",   `When` DATETIME COMMENT "applicable date, as a somewhat more human-readable cue for some of the container types",   PRIMARY KEY(`IDS`) ) ENGINE = MYISAM;