Bump up the versiont o v3.17.

Signed-off-by: Tao He <sighingnow@gmail.com>

Upgrade to v3.15.

Signed-off-by: Tao He <sighingnow@gmail.com>

Release v3.14

Signed-off-by: Tao He <sighingnow@gmail.com>

Fixed a fragility in exclude(). Now requires: python >=3.6.

Bump up the version.

Signed-off-by: Tao He <sighingnow@gmail.com>

Bump up version to v3.11.

Signed-off-by: Tao He <sighingnow@gmail.com>

Upgrade version to v3.10.

Signed-off-by: Tao He <sighingnow@gmail.com>

Bump up version to v3.9.

Signed-off-by: Tao He <sighingnow@gmail.com>

Bump up version to v3.8.

Signed-off-by: Tao He <linzhu.ht@alibaba-inc.com>

Bump up version to 3.7 to work-aroundly fixes a bug in pip-20.3.3.