Moved RRD feature from util/metric.rb to feature/base.rb

CHANGELOG

@@ -1,4 +1,6 @@
 0.24.x
+    Moved RRD feature from util/metric.rb to feature/base.rb
+
     Fixed #1735 and #1747 - Fixes to confine system
 
     Fixed #1681 - Add filesystem type check to test for per-file SELinux context support

lib/puppet/feature/base.rb

@@ -25,3 +25,6 @@ Puppet.features.add :diff, :libs => %w{diff/lcs diff/lcs/hunk}
 
 # We have augeas
 Puppet.features.add(:augeas, :libs => ["augeas"])
+
+# We have RRD available
+Puppet.features.add(:rrd, :libs => ["RRDtool"])

lib/puppet/util/metric.rb

@@ -4,11 +4,6 @@ require 'puppet'
 # A class for handling metrics.  This is currently ridiculously hackish.
 class Puppet::Util::Metric
     
-    # Load the library as a feature, so we can test its presence.
-    # It's only used by this class, so there's no reason to move it
-    # to the main feature list.
-    Puppet.features.add :rrd, :libs => 'RRDtool'
-
     attr_accessor :type, :name, :value, :label
     attr_writer :values