Release 6.22.1: Introduce new tables needed for alternative file storage as infostore replacement

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Introduce new tables needed for alternative file storage as infostore replacement.

CREATE TABLE filestorageAccount (
cid INT4 unsigned NOT NULL,
user INT4 unsigned NOT NULL,
serviceId VARCHAR(64) CHARACTER SET utf8 COLLATE utf8_unicode_ci NOT NULL,
account INT4 unsigned NOT NULL, confId INT4 unsigned NOT NULL, displayName VARCHAR(128) CHARACTER SET utf8 COLLATE utf8_unicode_ci NOT NULL,
PRIMARY KEY (cid, user, serviceId, account)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci