add Archlinux support and changed Fedora/Redhat

add: ArchLinux
change: RedHat/Fedora (service will not start with extra user option)
Update params.pp
add travis file
add Gemfile
Update Gemfile
Update .travis.yml
Update Gemfile
Update Gemfile
Update .travis.yml
Update Gemfile
Update Gemfile
test
Merge branch 'master' of github.com:alaureijs/puppet-ntp

Conflicts:
	Gemfile
add gem rake
Merge pull request #14 from alaureijs/master

added Archlinux support and make service start in Fedora20