update LICENSE
new simpler, more automatized build setup including a test image
fixing travis ylm
fixing build paths
added vm test image script
updated version info script to be relative to the scripts directory
added missing headless argument for VM test
fixed how test image is returned, use up to date --headless
again switching to --nodisplay
well maybe using the variable might actually help :(
properly load PharoV20.sources
extract apt-get update out of the ubuntu setup
Merge pull request #3 from camillobruni/fix-script-cleanup

Scripts Cleanup
Merge branch 'upstream-master' into upstream-develop

Conflicts:
	codegen-scripts/extract-commit-info.sh