Use entrypoints instead of bin scripts

bin/mutalyzer-cache-sync

bin/mutalyzer-mapping-import

bin/mutalyzer-mapping-update

mutalyzer/entrypoints/__init__.py

mutalyzer/entrypoints/batch_processor.py

mutalyzer/entrypoints/cache_sync.py

mutalyzer/entrypoints/mapping_import.py

mutalyzer/entrypoints/mapping_update.py

mutalyzer/entrypoints/mutalyzer.py

mutalyzer/entrypoints/service_json.py

mutalyzer/entrypoints/service_soap.py

mutalyzer/entrypoints/website.py

setup.py