Added ability to process zip file directly.
Also added processing of deleted IDs (just checking and logging for
now).
Merge branch 'master' into dev-enhancementsToRinggoldScript
Only attempt to process zip file if zip file option was specified.
Corrected behavior when region is null.
Merge pull request #567 from ORCID/dev-enhancementsToRinggoldScript

Dev enhancements to ringgold script