Merge remote-tracking branch 'origin/esd-spack-installation' into...

Merge remote-tracking branch 'origin/esd-spack-installation' into VT-70-function-Migrate-Spack-env-setup-into-ESD-repo-with-buildcache

# Conflicts:
#	README.md

README.md

 # Dedal
 
 This repository provides functionalities to easily ```managed spack environments``` and ```helpers for the container image build flow```.
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+This library runs only on different kinds of linux distribution operating systems.
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 The lowest ```spack version``` compatible with this library is ```v0.23.0```.