* this is an ok intermediate point
* delete some unused actions + fix tag invalidation on folder save
* remove prefetching for now (it creates a permanent subscription?!)
* leave paginated fetch out of rtk query for now
* ensure we're invalidating the cache correctly
* fix dashboard saving
* simplify
* recursively invalidate children on rename
* tidy up
* don't need to invalidate tags on delete
* don't need to invalidate on new either
* make new refreshParents action
* pageheader spacing
* invalidate getFolder on move
* bit of rearrangement