We use only mysql, so updating this means a lot of unused db backends
like sqlite do not need to be built with gyp anymore.
Note that this version is not yet released as stable, but works fine for
us. The outstanding issues are not related to our use-case from what I
can tell.
Fixes#82
The core issue we want to solve is to debug a running app.
Let's make it explicit that it is in debugging mode because
functions like update/backup/restore don't work.
Part of #171