Exit with non-zero status when help fails

Review Request #3184 - Created Nov. 26, 2015 and submitted

Information
Eric Ayers
pants
zundel/help-fail-on-error
2237, 2631
638b0ad...
Reviewers
pants-reviews
benjyw, stuhood
Exit with non-zero status when help fails

CI is running at https://travis-ci.org/pantsbuild/pants/builds/93349886

Manual testing

$ ./pants help foo
...
$ echo $?
1

$ ./pants help clean-all
...
$ echo $?
0
Benjy Weinberger
Eric Ayers
Review request changed

Status: Closed (submitted)

Change Summary:

Thanks Benjy, commit 471ed96

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