Fixes for mono generator and use of relative paths
In this merge request the following fixes are implemented:
- fix to return empty dictionaries/arrays in
load_eventsfor the telescope which is not selected when using
mono_event_generator. The problem was that it was trying to use empty arrays for the pointing interpolation (which is not needed anyway since no files are loaded for the not selected telescope)
- fix in
mono_event_generator. The implementation was trying to use events from both telescopes, which is not possible when using this generator.
- fix to allow the usage of relative paths for