Change updates instances of modified parameter where it should be lastInterpreted instead (Occurrence.modified now represents the interpretation of term dc:modified). Relates to http://dev.gbif.org/issues/browse/POR-1802
Merge branch 'master' of https://github.com/gbif/portal-web

Conflicts resolved in:
	src/main/webapp/WEB-INF/pages/occurrence/search.ftl
Merge branch 'master' of https://github.com/gbif/portal-web

Conflicts resolved in:
	src/main/webapp/WEB-INF/pages/occurrence/search.ftl