initial rpm packaging

initial rpm packaging

all the defines for spectools like for rpmbuild

readme update

tito snap build should use latest HEAD and not tagged version

readme update

fixup of wrong default value parametrization

Merge branch 'master' into github

* master:
  fixup of wrong default value parametrization

when using nullglob escape globs to propagate wildcars to subcommand

Merge branch 'master' into github

* master:
  when using nullglob escape globs to propagate wildcars to subcommand
  do not fail when no tag found, tag is not required for nontag builds
  use default values epel-6-x86_64 nosnap notag sign if not define as params