It's not SqueakSqueak!
Ignore a bunch of irrelevant stuff.
Scrap the old 4.5 base image in favour of Chris Muller's recent hand-rolled one. We'll take another run at the minimal-base-image idea in 4.6.
Remove the workarounds based on the old minimal-ish base image. We're running full-fat for 4.5.
Load (in case it's not already there) the CommandLine toolset... from its authoritative source.
Merge branch 'master' of ssh://github.com/frankshearar/squeak-ci