Pipeline: Supporting APIs 881.v7663695646cf API

Packages 
Package Description
org.jenkinsci.plugins.workflow.support  
org.jenkinsci.plugins.workflow.support.actions  
org.jenkinsci.plugins.workflow.support.concurrent
Copies of several beta APIs in Guava to protect ourselves from potential API changes in the future.
org.jenkinsci.plugins.workflow.support.pickles
Helper classes to assist engines to serialize various Jenkins domain objects.
org.jenkinsci.plugins.workflow.support.pickles.serialization  
org.jenkinsci.plugins.workflow.support.steps.build  
org.jenkinsci.plugins.workflow.support.steps.input  
org.jenkinsci.plugins.workflow.support.storage  
org.jenkinsci.plugins.workflow.support.visualization.table