Show newsfeed of private repo to its owner
Show newsfeed of private repo to members of owner group
Merge branch '401-news-feed-of-private-repo' of https://github.com/utensil/gitbucket into utensil-401-news-feed-of-private-repo

Conflicts:
	src/main/scala/app/IndexController.scala
	src/main/scala/service/ActivityService.scala