Issue #1848726 by ojohansson, twistor: Fixed Hash check fails when running multiple importers on cron.

Issue #1620110 by Cottser, JvE | Alan D.: Fixed Update default views fixes 'Missing text format: 1.' in watchdog.

Issue #1156982 by dooug, dotman: Fixed SQLSTATE[HY000]: General error: 1366 Incorrect integer value: '' for column 'last_comment_uid()' at row 1.

Issue #1660950 by valthebald: Fixed FeedsSource expects stored  to be array, which is not always the case.

Issue #1870528 by cmriley: Fixed Undefined index: content_type() in feeds_rules_event_info() (line 56 feeds/feeds.rules.inc.

Issue #1827780 by pfrenssen: Type hinting missing from hook_feeds_parser_sources_alter() callback example.

Issue #1843146 by twistor: Add pluginType() method to be able to determine the plugin type without having to lookup the inheritance.

Issue #837922 by twistor, andrewlevine: Added removeMappings() to test suite and more extensive addMapping testing.