Initial commit of code to work with new structured data extension
Merge branch 'master' into sd_harvest

Conflicts:
	lib/ContentArchiveValidator.php
Enhanced the harvesting of structured data; Created connectors for some sample structured datasets
Merge branch 'master' into data_harvest
Added extensions for Event and Occurrence
Merge branch 'master' into data_harvest
Merge branch 'master' into data_harvest
Merge branch 'master' into data_harvest
Updated ADW connector
Merge branch 'master' into data_harvest
Merge branch 'master' into data_harvest
Some updates due to a changing data model
Small change to validator
Updated data connectors to match new data model
Merge branch 'master' into data_harvest
Merge branch 'master' into data_harvest
A few more changes for proper data harvesting
Merge branch 'master' into data_harvest
Merge branch 'master' into data_harvest
Merge branch 'master' into data_harvest

Conflicts:
	lib/ArchiveDataIngester.php