Merge pull request #94 from dwenzel/feature/unitTests

Feature/unit tests
unit tests for OrganizationController edited to cover error #96
fixed error caused by missing persistenceManager, closes #96
copyright notice adapted, closing php tags removed, code formatting, closes #83
attribute positionRepository moved to parent class, test for attribute added
tests for OrganizationController::deleteAction edited and added to cover #98
prevent unauthorized FE users from deleting organizations, closes #98
error message for OrganizationController added
unit tests for OrganizationController::deleteAction added and edited. Covers issue #97
prevent organization from being deleted if it is referenced by any position. Closes #97
Merge pull request #100 from dwenzel/feature/preventDeleteOrganization

Feature/prevent delete organization
.travis.yml edited to run standalone unit tests
after_script commented out
tab character removed
base class for AbstractControllerTest changed to \TYPO3\CMS\Core\Tests\UnitTestCase
bootstrap path added
coveralls enabled
indentation changed
indentation again
coveralls path adapted, cp .coveralls.yml