Elgg/Elgg — pull request #7419 by iionly (2014-10-29 19:54:47+00:00)
Title: fix(core): renaming to _elgg_namespace_plugin_private_setting forgotten in unsetAllSettings

Renaming of elgg_namespace_plugin_private_setting() to _elgg_namespace_plugin_private_setting()
had been forgotten in unsetAllSettings() function in engine/classes/ElggPlugin.php

Fixes #7335