18956 - Warnings logged by puppet agent v. 1.2.0

While checking if puppet is applying a catlog we looked at the lock file
size or contents but did not have appropriate missing file handling
which would raise an exception and thus a warning message

We've added a check and tests for this scenario
maint: bump the version to trigger a release
19094 - Support custom puppet config locations in MCollective Puppet Agent

The location of the puppet config file can now be configured using
plugin.puppet.config in the config file