Added:
	Arithmetic support in rules
	Braces support in rules
	Changed wildcard character to '@'
Added:
	Honouring `$config['alerts']['email']['default']` and `$config['alerts']['email']['default_only']`
Alerts gui commit
Last tidy up
API for alerting
Scrutinizer issues fixed
Scrutinizer issues fixed
Scrutinizer issues fixed
Fix variable assignment issue