(packaging) Remove createpackage.sh from facter

This shell script has been replaced and superceded by the packaging rake tasks.
Running `rake package:bootstrap` followed by `rake package:apple` will build a
dmg locally in a similar manner to this script.
(packaging) Remove PackageInfo.plist, it is no longer used by packaging.
Merge pull request #490 from haus/remove_createpackage_sh

(packaging) Remove createpackage.sh from facter
Merge branch 'stable'
(Bug #21762) Update facter to support F19

This commit modifies the bild_defaults file to include fedora 19 in
the final mocks list. It also removes the ruby(abi) requirement, as
F19 no longer provides it.
Merge pull request #480 from melissaanne/maint/stable/re-47_f19-updates

(Bug #21762) update facter for f19 updates
Merge branch 'stable'