Rewrote some of the socket code to allow m_ssl to be a service.

This allows modules (xmlrpc) to create and accept SSL connections.
Also fixed unloading m_mysql at certain times and made the threading
engine always work correctly on Windows.

src/modules.cpp

@@ -332,7 +332,6 @@ void Module::SendMessage(BotInfo *from, User *to, const char *fmt, ...)
 
 Service::Service(Module *o, const Anope::string &n) : owner(o), name(n)
 {
-	ModuleManager::RegisterService(this);
 }
 
 Service::~Service()