perf(entities): preloads owners when drawing lists of entities/likes

When drawing lists of entities/likes with a variety of owners, many owners
end up being loaded one by one (inefficient). This adds a component that
walks the list and preloads all the owners into the cache in one shot.

Fixes #5949
Merge pull request #6975 from mrclay/5949_2

perf(entities): preloads owners when drawing lists of entities/likes
feature(aalborg_theme): adds visual difference between submit and action buttons

Fixes #6929
Merge pull request #7329 from PerJensen/submit__action_buttons

chore(aalborg_theme): adds visual difference between submit and action b...