tree 351656b2b4728be903286d5370b09e75ef156444
parent c48c29e8e8c90ec6ad99d31972853cfcf14f8bc0
author Nicolas Lacasse <nlacasse@google.com> 1455739980 -0800
committer Nicolas Lacasse <nlacasse@google.com> 1455739980 -0800

jiri: Return proper errors from hooks and git-hooks

...rather than just exiting with code 2.

Also error early with a useful message if there is an error during
updateProjects or InstallTools.

Change-Id: Ie470519026700a90f188d9f8de0299b0e1d335fe