Raise a proper error message when outdated data store format is detected [fix #109]
Raise a proper error message when outdated data store format is detected [fix #109]

tomykaira/trousseau,mrnugget/trousseau,mrnugget/trousseau,oleiade/trousseau,oleiade/trousseau,mrnugget/trousseau,tomykaira/trousseau,tomykaira/trousseau