Migration script changes 1. Use group-rbuilder-dist instead of mint when updating for a more complete    update. 2. Shutdown the webserver entirely so database connections don't go stale    during update. 3. Minor script cleanups.
Migration script changes
1. Use group-rbuilder-dist instead of mint when updating for a more complete
   update.
2. Shutdown the webserver entirely so database connections don't go stale
   during update.
3. Minor script cleanups.


sassoftware/mint,sassoftware/mint,sassoftware/mint,sassoftware/mint,sassoftware/mint