Revert "remove travis"

This reverts commit 21d1203321b65e16a9a231279d889dfaa38fb514.
Revert "Ignore external migrations"

This reverts commit fd1019332300a7b9781e18e0bec9a60516a39a7f.
Revert "Fixed Migrations"

This reverts commit af14cd7e177b98f393366418aa9b0dd453adc848.