All commands assume (unless otherwise noted) that PWD is the source
dir of the upstream code, and that there is a `debian` repo in that
directory.

== debmake ==
Creates debian directory

== debuild ==
Builds a pakage.
Runs `debian/rules build` to build package

== debian/watch ==
https://wiki.debian.org/debian/watch

Specifies where to look for an newer version.
By running `uscan`.

It should download `../${PKG}-${NEW-VERSION}.tar.gz`, and sets up some
symlinks for that debian might want.

From there, extract and move the `debian` folder to the new directory.

== Building ==
`debian/rules build` build the binaries, but not the package