Updated list of trusted directory authorities
RELAY_EXTEND must always be sent in RELAY_EARLY messages now
Bandwidth must be a long value
Reorganized build file and added optional compilation of xmlrpc transport classes
Some reorganizing to use this as the main library class
Socket factory implementation which routes socket connections over tor
Transport for apache xmlrpc to send requests over Tor
Increase stream connection timeout
Improved error messages
Don't choose routers before we have downloaded descriptors for them