Revert "Remove dotfiles, too."

This reverts commit aea0ef1db3fb8fe27e50fe298b622066d0cccefc.
Revert "REMOVE ALL THE THINGS"

This reverts commit b09e9af1304c8f6debd8ef702713193163caa8de.

It turns out that travis-migrations app still needs some work, and we
need to perform migration soon.