WP-3013 Added stub functions for hooking node_insert and node_update
WP-3013 Change in stub functions to get variable settings
WP-3013 New admin config settings page for refresh db emails
WP-3013 Added new field field_research_databases
WP-3013 Adding token_replace handling
WP-3013 New code for emailing research db changes to contact
WP-3013 More field/form changes
WP-3013 Added code to handle sending the Refresh Database email notification