CiviCRM42/civicrm42-core — pull request #38 by cividesk (2013-09-05 03:35:33+00:00)
Title: CRM-12036 - Do not delete extension files by default on uninstall

Not really a backport of anything since the extensions framework has been reworked in 4.3 but implements the same behavior by not deleting extension files on uninstall.