* stable-3.1:
Improve log if VersionedMetaData fails to update
Documentation: Fix e2e tests Input section's nits
Documentation: Fix e2e tests Setup link and typos
Documentation: Un-hardcode the Scala version used
Documentation: Add e2e tests link from dev-readme
Change-Id: Ibd7ed96b611f95a1b54e7bc692c123ec43255d9d