* fix wrong use of points.size() * enhance python interface * license
* enable packages at the beginning
* github login is no longer necessary * coverage branch is no longer necessary
* coverage ci * separate build and test * install lcov * overwrite coverage.info * change directory * exclude benchmark and example * python cov report * local only * upload python coverage --------- Co-authored-by: k.koide <k.koide@aist.go.jp>