Upgrade facebook connection process. Clean sign up UI and auto-approve verified facebook user.
Upgrade "Topics" module. Add tab menu "hot stories" and "followed". Show only featured tags in "tags" tab.
Remove "my tags" and "hot stories" from "feed" module.
Add "Who to follow" on user home, integrated with "featured pages".
Disabled "landing page" option.
Do not require recaptcha first login.
Optimized default theme menu.
Fixed known bugs.

related folders:
includes/libs
modules/feed
modules/topics
themes/default