* fix rendering non-members on the dashboard
fixes#236
* remove alias or feedref code from template
doing this in the template was hard to read and inefficient.
also: rename OnlineMembers to OnlineUsers since it is a misnomer.
There are other connected peers in a room in certain privacy modes.
* fix test compilation
* fix aliases on member page
* add tests for aliases on member.GetByID and ByFeed
* fix admin tests
* use webassert helper for flash messages
* fix flashes