Changelog for bibutils-libs-4.15-4.el6.x86_64.rpm :
Thu Oct 4 14:00:00 2012 Jens Petersen - 4.15-4
- tcsh provides csh so no need to patch configure for tcsh
- change license to GPL+ for the code and GPLv2 for the manpage

Tue Oct 2 14:00:00 2012 Jens Petersen - 4.15-3
- improve summary and description (#861922)
- build and install docbook manpage which is GPLv2+ (#861922)
- use _isa (#861922)

Tue Oct 2 14:00:00 2012 Jens Petersen - 4.15-2
- BR tcsh

Mon Oct 1 14:00:00 2012 Jens Petersen - 4.15-1
- initial packaging