Fix some edges cases for group feeds with no posts that arose after the new wiki page with comments code, a=chris

Author Chris Pollett <chris@pollett.org>
Author date 2017-01-11 04:Jan:th
Author local date 2017-01-10 20:Jan:th -0800
Committer Chris Pollett <chris@pollett.org>
Committer date 2017-01-11 04:Jan:th
Committer local date 2017-01-10 20:Jan:th -0800
Commit 54de75619521bc0731b3407ca9bce1d06621347a
Tree da192a631bcce748b9076f1ff3136e65a1f5e9c0
Parent d7c75b788a6cad052b46cd0b8ee9275b9b9349ef
Fix some edges cases for group feeds with no posts that arose after the new wiki page with comments code, a=chris
Affected files:
src/controllers/Controller.php
src/controllers/RegisterController.php
src/controllers/SearchController.php
src/controllers/components/SocialComponent.php
src/examples/bot_examples/weather/WeatherBot.php
src/executables/ArcTool.php
src/library/CrawlDaemon.php
src/library/IndexShard.php
src/library/media_jobs/AnalyticsJob.php
src/views/elements/GroupfeedElement.php
tests/index.php
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