use alpine makeself package

exe alpine package

use executor.exec

put alpine into alpine-releases

link to current alpine

use alpine-current

mock alpine version_build

mock alpine version_build and do ln right

actually call the link fn

export ALPINE_DATA_REPOSITORY

correct ADR path
hide stopping output from alpine
User alpine version from alpine package name
dont mock alpine version anymore
jenkins will copy in the alpine installer, so don't wget