Add shell script to do manual testing
Add shell script to do manual testing

Run ./manual-test.sh starts a fresh dind container, and a Python
container (linked to the dind container) which can be used for
testing (playing around) with XD-Docker.

Signed-off-by: Esben Haabendal <da90c138e4a9573086862393cde34fa33d74f6e5@haabendal.dk>

esben/xd-docker,esben/xd-docker,XD-embedded/xd-docker,XD-embedded/xd-docker