v3.1.0

* Added: Redirect status code
* Added action: `redirector-redirect-type`
* Added filter: `redirector-redirect-stati`
* Changed: Parameter added to `redirector-status-code` filter
* Changed: Template redirect priority parameter, this might fix some problems with cache plugins
Merge branch 'master' of https://github.com/Horttcore/Redirector

Conflicts:
	classes/class.redirector.admin.php