Add meta descriptions and helper for standard pages#1040

rsmithlal wants to merge 2 commits intomainbetter-together-org/community-engine-rails:mainfrom

bjq8ul-codex/audit-meta-descriptions-for-high-traffic-viewsbetter-together-org/community-engine-rails:bjq8ul-codex/audit-meta-descriptions-for-high-traffic-viewsCopy head branch name to clipboard