CLC-3339 Make ResearchHub part of live updates warming; adjust expiration on textbook & video proxies
CLC-3339 Tweak ResearchHub to be more in line with other models
CLC-3339 Fix failing UserCacheWarmer test
CLC-3322 Revisions to make Research more similar to other proxies
Merge pull request #2210 from ctweney/clc-3322

CLC-3322 Research Hub revisions for consistency