[Trunk|Admin]:1. app.component: use CommunitiesService with subject functionality (updateCommunities() & getCommunitiesState()).2. wellcome.component: Change message & if user logged in, show communities he manages.
[Trunk|Admin]:
1. app.component: use CommunitiesService with subject functionality (updateCommunities() & getCommunitiesState()).
2. wellcome.component: Change message & if user logged in, show communities he manages.