Store: export validateSingleMigration for testing purposes
Store: export validateSingleMigration for testing purposes

Ignore-this: c789fd66a70ec0f3811196457249facc

darcs-hash:20090914155446-e018d-789002d6ab389d4dcc91fffbf05064f457be3b49.gz

nathankot/dbmigrations,nick0x01/dbmigrations,creswick/dbmigrations,anton-dessiatov/dbmigrations,jakubfijalkowski/dbmigrations