Omit the server name internally when building a /STATS reply and prepend it later
Add Channel* parameter to OnSendWhoLine
ProtocolInterface::SendEncapsulatedData() changes

- Pass command name and destination as real parameters
- Allow callers to specify the command source
- Send a SID instead of a server name if the target is a single server
Add ProtocolInterface::BroadcastEncap() and infrastructure for manually forwarding ENCAPs
Add m_clearchan which removes users from a channel without sending n*(n+1)/2 QUIT messages
m_alias Use equal_range() when searching for aliases
m_alias Remove duplicate checks
m_tline Minor improvements

- Replace floats with integers
- Use size() instead of counting elements
- Use WriteNotice()
m_spanningtree Rewrite /map
Allow Timers to delete themselves in Tick()
m_conn_join: Fixed indentation
m_conn_join: Allow time-delayed joins
m_conn_join Read default settings in ReadConfig()
Document new delayed join feature of m_conn_join
Remove some dead code
Remove a few unnecessary .c_str() calls
Fix ping timeout message seconds vs second
Change type of SocketEngine::CurrentSetSize to size_t from int
New socketengine stuff:

Use vectors that grow as necessary instead of mass allocating everything at once
Rework poll engine logic to make sense
Coding style changes in socketengines