Added more search index updates to intermittently failing tests.
Create new comments_and_kudos group
Added search index step to intermittently failing collection test involving "Anonymous  Hugs"
Added comments_and_kudos section to Travis file.
Restore the comments tests lost in the move.
Put --trace back in travis config since it didn't reduce verbosity after all.
Revert Iconv encoding to "UTF8" rather than take the risk of changing it without a full regression test.
Merge branch 'master' into Tests-Add-index-update-step-to-flaky-tests
Merge pull request #1614 from ariana-paris/Tests-Add-index-update-step-to-flaky-tests

Tests add index update step to flaky tests