Explanation for binary files inside source package according to
  http://lists.debian.org/debian-devel/2013/09/msg00332.html

Files: inst/YGRanges.RData
Documented: man/makeEnsemblDbPackage.Rd
  sqlite database from a GRanges object specifying genes encoded on chromosome Y

 -- Andreas Tille <tille@debian.org>  Sun, 22 Oct 2017 09:03:38 +0200
