FIX: Changed logging to debug
NEW: Created abstract test class with common configuration
UPDATE: Added description of AbstractBaseTest.java
FIX: Changed dependency to match current devel version of backend
FIX: Query by Coworker added @Param for named parameter
FIX: Better naming of methods (plural and missed TimeFrame->TimeSpan migration)
FIX: Removed lots of possible NullPointerExceptions and removed associated TODOs
REFACTOR: Changed naming of service methods to getXXYYZZ for CoworkerService
REFACTOR: Changed naming of service methods to getXXYYZZ for CustomerService
REFACTOR: Changed naming of service methods to getXXYYZZ for Projects
REFACTOR: Changed naming of service methods to getXXYYZZ for Coworker
REFACTOR: Changed naming of service methods to getXXYYZZ for Customer
REFACTOR: Changed naming of service methods to getXXYYZZ for TimeSPan
UPDATE: Implementation of most tests for CustomerService
UPDATE: Implementation of most tests for CustomerService
FIX: Check for null on dates in constructor
Merge branches 'update-model' and 'devel' into devel
Merge branch 'update-model' into integrationtests
UPDATE: Implemented all basic CustomerService integration tests
Merge branch 'integrationtests' into devel