UI changes for the Resource and Search pages

Added some logic to display PI and Dates consistently
Updated href for preview so it goes to the right page
Split Search results found # for better semantic and consistent markup
with resource page
[#60545858][#64072466]
Merge branch 'develop' of https://github.com/emory-libraries/ddi-search into develop

Conflicts:
	ddisearch/ddi/templates/ddi/resource.html