These are not needed, but we are inconsistent. Been waiting for a
quiet moment to fix this since I noticed while doing a presentation...
Signed-off-by: Justin Cormack <justin.cormack@docker.com>
People typically update hashes in YAML files with
'git grep ... | sed ...' this will change the README.md files
in the ./pkg directory and thus change the git tree hash.
Remove the use of explicit hashes from those files to avoid
the obvious chicken and egg problem.
Signed-off-by: Rolf Neugebauer <rolf.neugebauer@docker.com>
