update newrelic_rpm dependency to version 2.13.1

Rakefile

@@ -22,7 +22,7 @@ begin
     gem.email = "support@newrelic.com"
     gem.homepage = "http://github.com/newrelic/rpm_contrib"
     gem.author = "Bill Kayser"
-    gem.add_dependency 'newrelic_rpm', '>=2.11.1'
+    gem.add_dependency 'newrelic_rpm', '>=2.13.1'
     gem.version = version
     gem.files = FileList['LICENSE', 'README*', 'lib/**/*.rb', 'bin/*', '[A-Z]*', 'test/**/*'].to_a
     gem.rdoc_options <<

rpm_contrib.gemspec

@@ -9,7 +9,7 @@ Gem::Specification.new do |s|
 
   s.required_rubygems_version = Gem::Requirement.new(">= 0") if s.respond_to? :required_rubygems_version=
   s.authors = ["Bill Kayser"]
-  s.date = %q{2010-09-01}
+  s.date = %q{2010-09-16}
   s.description = %q{Community contributed instrumentation for various frameworks based on
 the New Relic Ruby monitoring gem newrelic_rpm.
 }
@@ -44,7 +44,7 @@ the New Relic Ruby monitoring gem newrelic_rpm.
   s.homepage = %q{http://github.com/newrelic/rpm_contrib}
   s.rdoc_options = ["--charset=UTF-8", "--line-numbers", "--inline-source", "--title", "Contributed Instrumentation for New Relic RPM", "-m", "README.md"]
   s.require_paths = ["lib"]
-  s.rubygems_version = %q{1.3.6}
+  s.rubygems_version = %q{1.3.7}
   s.summary = %q{Contributed Instrumentation for New Relic RPM}
   s.test_files = [
     "test/helper.rb",
@@ -57,13 +57,13 @@ the New Relic Ruby monitoring gem newrelic_rpm.
     current_version = Gem::Specification::CURRENT_SPECIFICATION_VERSION
     s.specification_version = 3
 
-    if Gem::Version.new(Gem::RubyGemsVersion) >= Gem::Version.new('1.2.0') then
-      s.add_runtime_dependency(%q<newrelic_rpm>, [">= 2.11.1"])
+    if Gem::Version.new(Gem::VERSION) >= Gem::Version.new('1.2.0') then
+      s.add_runtime_dependency(%q<newrelic_rpm>, [">= 2.13.1"])
     else
-      s.add_dependency(%q<newrelic_rpm>, [">= 2.11.1"])
+      s.add_dependency(%q<newrelic_rpm>, [">= 2.13.1"])
     end
   else
-    s.add_dependency(%q<newrelic_rpm>, [">= 2.11.1"])
+    s.add_dependency(%q<newrelic_rpm>, [">= 2.13.1"])
   end
 end