code: public PropertyBuilder property(final String name) {
          final Property found = findProperty(name);
          if (null != found) {
              return PropertyBuilder.builder(found);
          } else {
              return PropertyBuilder.builder().name(name);
          }
      }
docs: Returns a new {@link PropertyBuilder} preconfigured with an existing property or a new one to add a new property.
  Be sure to call {@link #property(com.dtolabs.rundeck.core.plugins.configuration.Property)} to add the result of
  the final call to {@link com.dtolabs.rundeck.plugins.util.PropertyBuilder#build()}.
  
  @param name name
  
  @return this builder