Implement PSR-2 code standard.

Signed-off-by: crynobone <crynobone@gmail.com>
Implement PSR-2 code standard.

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

Conflicts:
	src/Orchestra/Foundation/Application.php
	src/Orchestra/Foundation/FoundationServiceProvider.php
	src/Orchestra/Foundation/Installation/Installer.php
	src/Orchestra/Foundation/Services/TestCase.php
	tests/Orchestra/Foundation/Installation/InstallerTest.php
	tests/Orchestra/Foundation/Routing/AdminControllerTest.php

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