Dynamic creation of properties for Pipeline initialization

gistfile1.txt

	def props = []
	if (config.enableReleaseControl) {
			props.add(
					[
					 $class: 'ParametersDefinitionProperty', parameterDefinitions: [
						  [$class: 'BooleanParameterDefinition', defaultValue: false, description: 'Perform release cut (1.0.0-SNAPSHOT to 1.0.0.1)', name : 'PERFORM_RELEASE_CUT'],
						  [$class: 'BooleanParameterDefinition', defaultValue: false, description: 'Perform incremental versioning from (1.0.0-SNAPSHOT to 1.0.1) mostly done after a sprint completion or demo', name : 'INCREMENTAL_VERSIONING'],
						 
						  [$class: 'StringParameterDefinition', defaultValue: '', description: 'Placeholder for explicit release tag for manual assignment', name: 'RELEASE_TAG']
					]
				]
			)
	}
	def cron = config.cron ?: 'H/3 * * * *'
	props.add(
		pipelineTriggers([
				triggers: [
					[
						$class: 'hudson.triggers.SCMTrigger',
						scmpoll_spec : cron
					]
				]
			])
	)

	// install the properties
		properties( props  )