* spot/twaalgos/sccinfo.hh: Honor filters in edges_of() and inner_edges_of(). * tests/core/sccif.test: Adjust expected output. * NEWS: Mention the bug.
* spot/twaalgos/sccinfo.hh, spot/twaalgos/sccinfo.cc: Take a filter function as optional argument. * tests/core/sccif.cc, tests/core/sccif.test: New files. * tests/Makefile.am, tests/core/.gitignore: Adjust. * NEWS: Mention the new feature.