Add a return value for branch that didn't have one but needed one for crawl restarts, finished adding documentation for VersionManager, a=chris

Author Chris Pollett <chris@pollett.org>
Author date 2018-04-21 16:Apr:st
Author local date 2018-04-21 09:Apr:st -0700
Committer Chris Pollett <chris@pollett.org>
Committer date 2018-04-21 16:Apr:st
Committer local date 2018-04-21 09:Apr:st -0700
Commit 3485daa61977fa2817eaad5a7d33d440ba129589
Tree 9aacf1c640579100472630cab28483da369271e3
Parent c87acdf2fee205c4cb0f9120a5d2c1146076e5eb
Add a return value for branch that didn't have one but needed one for crawl restarts, finished adding documentation for VersionManager, a=chris
Affected files:
src/library/VersionManager.php
src/models/CrawlModel.php
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