Update splaylimit during daemon run

Prior to this commit, updates to splay settings in the Puppet
configuration file (puppet.conf) would not get picked up in a daemonized
Puppet run.

This commit updates the daemon class to call a new public method in the
splay job class to update the splaylimit.

lib/puppet/daemon.rb

@@ -165,6 +165,7 @@ def run_event_loop
     reparse_run = Puppet::Scheduler.create_job(Puppet[:filetimeout]) do
       Puppet.settings.reparse_config_files
       agent_run.run_interval = Puppet[:runinterval]
+      agent_run.splay_limit = Puppet[:splaylimit] if Puppet[:splay]
       if Puppet[:filetimeout] == 0
         reparse_run.disable
       else

lib/puppet/scheduler/splay_job.rb

@@ -25,6 +25,14 @@ def ready?(time)
       end
     end
 
+    # Recalculates the splay limit.
+    #
+    # @param splay_limit [Integer] the maximum time to delay before an agent's first run.
+    # @return [Integer] a random integer less than or equal to the splay limit.
+    def splay_limit=(splay_limit)
+      @splay = calculate_splay(splay_limit)
+    end
+
     private
 
     def calculate_splay(limit)