- Tell rpm to use gzip for compression and md5 for checksums   This should fix #192 and allow rpms to be built on newer redhat   distributions that function on older ones.
- Tell rpm to use gzip for compression and md5 for checksums
  This should fix #192 and allow rpms to be built on newer redhat
  distributions that function on older ones.

  Huge thanks to @katzj for explaining the format of the
  %_binary_payload macro.

fetep/fpm,snailwalker/fpm,hlawrenz/fpm,mildred/fpm,dischord01/fpm,gearmover/fpm,doghrim/fpm,hlawrenz/fpm,rbramwell/fpm,josephfrazier/fpm,jerizm/fpm,tjyang/fpm,doghrim/fpm,virtkick/fpm,johnbintz/fpm,mildred/fpm,elvido/fpm,wyaeld/fpm,johnbintz/fpm,jerizm/fpm,hlawrenz/fpm,schatt/fpm,paul-krohn/fpm,rbramwell/fpm,schatt/fpm,mzaccari/fpm,pskrz/fpm,fetep/fpm,pskrz/fpm,godp1301/fpm,hlawrenz/fpm,vi4m/fpm,dischord01/fpm,paul-krohn/fpm,linearregression/fpm,linearregression/fpm,Tapjoy/fpm,snailwalker/fpm,schatt/fpm,Tapjoy/fpm,doghrim/fpm,gearmover/fpm,vi4m/fpm,virtkick/fpm,virtkick/fpm,gearmover/fpm,linearregression/fpm,wyaeld/fpm,virtkick/fpm,doghrim/fpm,wyaeld/fpm,gearmover/fpm,wyaeld/fpm,dischord01/fpm,snailwalker/fpm,godp1301/fpm,jerizm/fpm,mildred/fpm,paul-krohn/fpm,schatt/fpm,sideci-sample/sideci-sample-fpm,djhaskin987/merge-demo,tjyang/fpm,mzaccari/fpm,rbramwell/fpm,sideci-sample/sideci-sample-fpm,tjyang/fpm,joseph-onsip/fpm,dischord01/fpm,joseph-onsip/fpm,pskrz/fpm,mzaccari/fpm,jerizm/fpm,Tapjoy/fpm,mildred/fpm,elvido/fpm,josephfrazier/fpm,joseph-onsip/fpm,mzaccari/fpm,rbramwell/fpm,snailwalker/fpm,linearregression/fpm,cturra/fpm,elvido/fpm,pskrz/fpm,josephfrazier/fpm,cturra/fpm,sideci-sample/sideci-sample-fpm,vi4m/fpm,johnbintz/fpm,fetep/fpm,vi4m/fpm,cturra/fpm,Tapjoy/fpm,godp1301/fpm,paul-krohn/fpm,tjyang/fpm,josephfrazier/fpm,elvido/fpm,djhaskin987/merge-demo,joseph-onsip/fpm,fetep/fpm,djhaskin987/merge-demo,godp1301/fpm,cturra/fpm