(Maint) Remove puppet specific setup steps

These steps are not needed when executing facter acceptance.
(maint) Add fedora 20 to build defaults
Merge pull request #572 from melissaanne/maint/stable/add-f20-to-mock-list

(maint) Add fedora 20 to build defaults
(packaging) Update FACTERVERSION to 1.7.4-rc1
Merge tag '1.7.4-rc1'

1.7.4-rc1

* tag '1.7.4-rc1':
  (packaging) Update FACTERVERSION to 1.7.4-rc1
  (maint) Add fedora 20 to build defaults
(maint) Add a Gemfile for acceptance testing
(maint) Add a Gemfile for acceptance testing
Adds support for building facter on RHEL7 via spec.
Merge branch 'stable'
(packaging) Update FACTERVERSION to 1.7.4
Merge tag '1.7.4'

1.7.4

* tag '1.7.4':
  (packaging) Update FACTERVERSION to 1.7.4
Merge pull request #573 from dyarnell/rhel7

Adds support for building facter on RHEL7 via spec.
(maint) Align acceptance/Gemfile's beaker with puppet's acceptance/Gemfile
Merge branch 'stable'