autocluster-2.0
* Support for building & installing binary tarball
This drops the requirement for Samba and CTDB RPM packages.
Preparation of build and cluster nodes is simply done using the
Samba bootstrap script. This is tested on CentOS 8.
* Add autocluster-test-ctdb script
Given a list of git branches, for each branch builds source tarball,
binary tarball, runs CTDB tests.