Add version file to dev

Signed-off-by: Philip Luyckx <philip.luyckx@gmail.com>
Fix wrong key

Signed-off-by: Philip Luyckx <philip.luyckx@gmail.com>
Use makefile for (un)installing and updating instead of install script

Signed-off-by: Philip Luyckx <philip.luyckx@gmail.com>