Update README.markdown
Update version to 8.0.1
Update Qt version to 5.15.1 (haiwen#2398)
Update version to 7.0.10
Update version to 7.0.9
add --with-python3 option (haiwen#2350) * add --with-python3 option * debian package with python3
Update version to 7.0.8
Update version to 7.0.7
Update version to 7.0.6