Update directions for loading snapshot on VM [#175529495]
Update directions for loading snapshot on VM [#175529495]

Prepends `mysql -u root -p < db/initialize.sql`
Prevents problem described in #147019977 from occurring in the first place.
(Thanks to @mo-nathan for providing this solution.)

Delivers https://www.pivotaltracker.com/story/show/175529495
MushroomObserver/developer-startup,MushroomObserver/developer-startup