add needed users and groups

Signed-off-by: Vasiliy Tolstov <v.tolstov@selfip.ru>
add apt-rpm package manager

Signed-off-by: Vasiliy Tolstov <v.tolstov@selfip.ru>
add slackrepo

Signed-off-by: Vasiliy Tolstov <v.tolstov@selfip.ru>
add pkgtools slackware package

Signed-off-by: Vasiliy Tolstov <v.tolstov@selfip.ru>
fix dev-lang/go with new download path

Signed-off-by: Vasiliy Tolstov <v.tolstov@selfip.ru>