Add option to skip exception types for logging.
Add option to skip exception types for logging.

add blacklisting for logging exceptions

add test for skipping exception logging, and fix typo and cs

add example to docblock in core.php for skipLog

remove app_error.php skips, those are no longer used in 2.x

use assertContains instead of assertRegExp

check for instanceof, instead of matching names


	See: cakephp/cakephp@6bf9363217137b6deb1dccb44ecc7d93875d49a3


ojengwa/cake-appengine,QoboLtd/project-template-cakephp,makallio85/fish-diary,QoboLtd/project-template-cakephp,QoboLtd/project-template-cakephp,ojengwa/cake-appengine,makallio85/fish-diary,QoboLtd/project-template-cakephp,makallio85/fish-diary,QoboLtd/project-template-cakephp