Merge pull request #67 from gboutry/fix/macaroon-version #52

Job	Run time
build-microcluster / Build binary	1m 17s
test-golang / Unit tests	1m 24s
build / Build snap	7m 37s
test-golang / Lint	1m 38s
test-python / Lint	14s
test-python / Unit tests	42s
build / Functional test	1h 36m 25s
	1h 49m 17s

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