Specify branch for forem-theme-base to use bundle.config local paths
Refactor topics finding in ForumsController#show
Move entire admin footer into its own partial.
Refactored post moderation and replies.
Refactored subscription links to UserSubscriptionLinkPresenter
Extracted topic_reply_link and topic_delete_link.

Ensured that helpers that reference forem_user explicitly require it passed.
DRY partials.
Added helpers for topic icons.
Refactored conditions to predicate methods.