Added name packet to group chats, send one when appropriate.
Merge branch 'master' of https://github.com/dubslow/toxcore
Kill group connection to friend once we are connected to group.
Fixed group bugs.

Connections should now die when appropriate instead of lingering
endlessly.
Added names to peer response packet.
Removed useless variables.
Fixed group peer chosing algorithm.

Groups should be much more stable.
Reduced the risk of two people being given the same peer id in groups.
Send friend request with connection if for some reason (groupchats) we
are already connected to the friend but they have not added us yet.
implement group_names function
Merge branch 'JFreegman-groupnames'
Add working tox nodes

since the daemon is in the process of being packaged for easy deployment, it's probably best we have a working default config that extends existing nodes.
Merge branch 'Proplex-patch-2'
fix #1104
also enable ipv6 by default for bootstrap nodes