migration-guite-to-20.04.md

Migration guide to Ubuntu 20.04

1. Upgrade you OS
2. Replace TriangleFunctor in osg code ,use: sudo cp ~/robocomp/components/dsr-graph/TriangleFunctor /usr/include/osg
3. Install opencv headless wrappers for Python from Pypi: pip3 install opencv-python-headless. This avoids Qt issues with ViriatoPyRep
4. Remember to comment out the lines in Object.py (PyRep local installation file)