added some logging to migrations
added some logging to migrations

sushilhalai/GPS,ruuvi/ruuvitracker_server,ruuvi/ruuvitracker_server,RuuviTracker/ruuvitracker_server,ruuvi/ruuvitracker_server,RuuviTracker/ruuvitracker_server,RuuviTracker/ruuvitracker_server,jsyrjala/ruuvitracker_server,jsyrjala/ruuvitracker_server,sushilhalai/GPS