team feedback round #1

Signed-off-by: Fotis Georgatos <fotis@cern.ch>
anon shell interactions

Signed-off-by: Fotis Georgatos <fotis@cern.ch>
anon hostnames

Signed-off-by: Fotis Georgatos <fotis@cern.ch>
toctree depth 2 for basic usage & index, bump minor

Signed-off-by: Fotis Georgatos <fotis@cern.ch>
refactorize eb_list_toolchains.rst to version-specific and non-version-specific sections

Signed-off-by: Fotis Georgatos <fotis@cern.ch>
team feedback round #2

Signed-off-by: Fotis Georgatos <fotis@cern.ch>