Update license copyright and include YTD.
Update license copyright and include YTD.

DudLab/rank_filter,jakirkham/rank_filter,jakirkham/rank_filter,jakirkham/rank_filter,DudLab/rank_filter,DudLab/rank_filter,nanshe-org/rank_filter,nanshe-org/rank_filter,nanshe-org/rank_filter