InputCSV now handles CalibrationRequest, adding position and direction
information.
Input:
- Add add_request_to_stock().
Stock:
- Add list of ReferencePoint.
- Add list of CalibrationRequest.
- Add files posexcept.{hh,cc} that contains exception classes.
- Add class Input, that handles InputMedium (and InputLogMedium, in the
future). Note that for the moment, the unit test is *very* minimal.
- UserInterface: Add options for the input medium and the CSV file.