Fix plugin processing bug (solves #93)
Fix plugin processing bug (solves #93)

Refactor plugin processing into several functions.
Immediately filter out incomplete plugin info / malformed results and
duplicates for plugin results that result from incomplete Munki runs.

sheagcraig/sal,erikng/sal,sheagcraig/sal,salopensource/sal,sheagcraig/sal,erikng/sal,erikng/sal,salopensource/sal,sheagcraig/sal,erikng/sal,salopensource/sal,salopensource/sal