Small change to quickly update user post count
(cherry picked from commit 087aa152c3a84c31aa916218bff2914bb3184191)
Fixed bug with details tab; Fixed caching of activity on overview tab
(cherry picked from commit e1c0e8e90eb2416f0e48c3931270a3c5477badd0)

Conflicts:

	app/models/data_object.rb
	app/models/taxon_details.rb