SPL-46946: Added documentation in ivy.xml on how to add dependencies/jars to shep/lib.
SPL-46946: Added documentation in ivy.xml on how to
add dependencies/jars to shep/lib.

Put it in ivy.xml since it is hopefully the first
place that developers will look for it.
splunk/splunk-shuttl,splunk/splunk-shuttl,splunk/splunk-shuttl,splunk/splunk-shuttl,splunk/splunk-shuttl,splunk/splunk-shuttl