Thread-safe chunk generation, storage and generator are queried for progress while initializing server

Note that this commit breaks foliage generation - there are no trees in the chunks generated!

git-svn-id: http://mc-server.googlecode.com/svn/trunk@292 0a769ca7-a7f5-676a-18bf-c427514a06d6

source/cAuthenticator.cpp

@@ -113,7 +113,7 @@ void cAuthenticator::Stop(void)
 
 void cAuthenticator::Execute(void)
 {
-	while (true)
+	for (;;)
 	{
 		cCSLock Lock(mCS);
 		while (!mShouldTerminate && (mQueue.size() == 0))
@@ -142,7 +142,7 @@ void cAuthenticator::Execute(void)
 		{
 			cRoot::Get()->AuthenticateUser(UserName);
 		}
-	}
+	}  // for (-ever)
 }