converters/osm2pgrouting: Update to 2.3.7
- Update to 2.3.7
- Update CMakeLists patch
- fix: Way - fixed bug handling oneway false conditions
- fix: fixed CMakeLists
- fix: adjustments to FindPostgreSQL.cmake.
- Improvements on map config XML files.
- New docs: "Code of Conduct" and "Contributing".
- Docs improvements.