Added the debug extension to the twig environment and defined the vhost environment variable DEVELOPMENT
Moved the validation results from the application/edit to partials/validation_result template. Some bugfixes due to previous SpaceApiObject refactoring.
Defined new constant APPLICATION_PATH in test bootstrap file
tmp data directory created for tests
Bugfix: $object is not $this->object and vice versa
Replaced a todo with a comment and a commented out trigger_error
New test for SpaceApiObject: testUpdate();