Perl interface to manipulate BigWig and BigBeg files (for genomics)
This will be used to package VEP : uttps://www.ensembl.org/info/docs/tools/vep/script/vep_download.html

For that, only kent version 335 works at the moment.
For this commit, 2 commits for kent are needed
- e027a5d8368a053e231 : packaging kent header
- 2b2c6f4c287c6107acb : enabling patches in kent