Change 27287
Removed excess content from Docker *.base files, mostly removing
Python which isn't needed in the image (as the Helix Installer
that we're testing has its own knowledge of platform-dependent
lists of what needs to be installed where).
Evolved test suite doc.
Python which isn't needed in the image (as the Helix Installer
that we're testing has its own knowledge of platform-dependent
lists of what needs to be installed where).
Evolved test suite doc.