Fix: Remove useless test bootstrapping and configuration
Fix: Extract bootstrap class from script (PSR-1)
Fix: No need to require autoloader initialization again
Enhancement: Introduce namespace segment for integration tests
Enhancement: Move configuration loading concern into bootstrap script
Enhancement: Lazily create service manager
Fix: Weird wrapping [skip ci]
Fix: Move bootstrap script into test directory
Fix: Remove autoloader initialization script
Merge pull request #214 from localheinz/bugfix/test-configuration

Fix: Remove duplicated test bootstrapping and useless configuration files