Means that it's impossible to have `Knex#VERSION` and the version in `package.json` out of sync. This is one less thing to do for release.
This required the addition of `json-loader` for webpack. I've also added webpack to `devDependencies` rather than installing it manually during the `build` script.
In MySQL if a savepoint is missing, it means something
else (most likely DDL) triggered an implicit commit. In this
case rather than erroring, let's give a warning message
so it's possible to use the same codepath as a DB where
this actually works.
