added template for determining fields of cybox events for expandable links
added template for determining fields of cybox events for expandable links

related and associated objects now show the object-type data fields in expandable links

STIXProject/stix-to-html,empereor/cvrf-to-html,empereor/cvrf-to-html,empereor/cvrf-to-html,STIXProject/stix-to-html,STIXProject/stix-to-html,STIXProject/stix-to-html,empereor/cvrf-to-html