* fixes for setup-tools.sh
fixes https://github.com/zokradonh/kopano-docker/issues/266
* add startup tests for meet demo
* add architecture to contributing file
* define ical_listen for kopano-ical
* precreate database if it does not yet exist
* fix spelling
* add compose to the build image
* update readme
* fine tuning for build container
* directly pass commands to run script in build env
* fix dockerfile so that everything can be build on Docker version 17.05.0-ce, build 9f07f0e-synology