Add a Jenkins::Job.configure method which takes a block, to make it easier to configure jobs

lib/job.rb

@@ -21,6 +21,14 @@ module Jenkins
       job_url + "/configure"
     end
 
+    def configure(&block)
+      visit configure_url
+      unless block.nil?
+        yield
+        save
+      end
+    end
+
     def add_parameter(type,name,value)
       ensure_config_page
       find(:xpath, "//input[@name='parameterized']").set(true)