Fix slow rendering of the front page
Fix slow rendering of the front page

This was caused by markdown rendering for each dataset in package_item
template.

spacelis/ckan-ckanext-cdrc,ESRC-CDRC/ckan-ckanext-cdrc,ESRC-CDRC/ckan-ckanext-cdrc,spacelis/ckan-ckanext-cdrc,ESRC-CDRC/ckan-ckanext-cdrc,spacelis/ckan-ckanext-cdrc,ESRC-CDRC/ckan-ckanext-cdrc,spacelis/ckan-ckanext-cdrc,spacelis/ckan-ckanext-cdrc,ESRC-CDRC/ckan-ckanext-cdrc