Remove with DSL. steps is optional.
Merge branch 'master' into cps-steps
Should also update demo script.
Removing steps. and with. from remaining tests and examples.
CpsBuiltinSteps is now obsolete.
Verifying that you can override plugin-defined steps, yet still explicitly ask for them.
Must use the DSL instance bound originally to steps, since CpsScript.execution is null after a restart.
Use standard JenkinsRule.assertBuildStatusSuccess.
Making ParallelStepTest work; anonymous branches not currently supported.
Merge pull request #8 from jenkinsci/cps-steps

Remove with DSL. steps is optional.
Merge branch 'master' into StepExecution

Conflicts:
	job/src/test/java/org/jenkinsci/plugins/workflow/job/WorkflowTest.java