Bugfixes and cleanups in core components

We'd like to address some bugfixes and cleanups in various core components:

Refactoring:

• ObservationLog: Method ReadIfSet should be renamed to something more appropriate

Improve logging:

• During signal parsing
• During import of turning rates
• When a SpawnerProfile is missing

Tests:

• Add end to end test for TrafficLights
• Add tests for TrafficLight logging
• Add tests for CollisionDetector

Cleanups:

• Remove deprecated Localization tests
• More const correctness in interfaces
• Remove duplicate GetDimensionFromOsiObject() template function

Bugfixes:

• ObservationLog
  • Stop reason not set
• SensorDriver
  • Crash when reference point is not on route
  • UpdateGraphPosition crashes if road position cannot be retrieved
• World
  • Erroneous lane width calculation
  • LaneStream creation
  • Incorrect cast to AgentInterface in LaneStream::GetObjectsInRange()
  • Route calculation crashes on unidirectional road
  • EgoAgent::GetObstruction() should check for valid route
  • EgoAgent::GetWorldPosition() should use std::optional as return type to account for queries where reference point is not on route
  • Limit object orientation angles to +/- PI
  • Wrong assignment of speed limit for buses
  • Allow missing VehicleProfiles tag in ProfilesCatalog.xml
  • Allow GetRelativeLanes() and GetRoadGraph() on roads against OpenDRIVE orientation
• CommonHelper
  • SetAngleToValidRange not working as expected for values > 3*PI
• Documentation:
  • Add traffic sign pictures