with Fedora's and Archlinux usr move the location of systemctl has ch…

…anged. This will make sure that systemctl will be found

lib/puppet/provider/service/systemd.rb

@@ -1,11 +1,17 @@
 # Manage systemd services using /bin/systemctl
 
 Puppet::Type.type(:service).provide :systemd, :parent => :base do
-  desc "Manages `systemd` services using `/bin/systemctl`."
-
-  commands :systemctl => "/bin/systemctl"
+  desc "Manages `systemd` services using `/bin/systemctl` or `/usr/bin/systemctl."
+
+  if File.exists?(/bin/systemctl)
+    commands :systemctl => "/bin/systemctl"
+  else
+    if File.exists?(/usr/bin/systemctl)
+      commands :systemctl => "/usr/bin/systemctl"
+    end
+  end
 
-  #defaultfor :osfamily => [:redhat, :suse]
+  #defaultfor :osfamily => [:redhat, :suse :archlinux]
 
   def self.instances
     i = []