Reduce namespace path.

Signed-off-by: crynobone <crynobone@gmail.com>
Deprecate and remove Orchestra\Foundation\Services\Event namespace.

Signed-off-by: crynobone <crynobone@gmail.com>
Merge branch '2.0'

Conflicts:
	src/Orchestra/Foundation/Application.php

Signed-off-by: crynobone <crynobone@gmail.com>