Fix the race condition bug Jed reported. A time jump on startup could cause

an apparently overly-long (or even negative) ledger interval. The fix is to
start up time synch earlier and to tolerate slight negative ledger intervals.

src/Application.h

@@ -39,7 +39,7 @@ public:
 
 class Application
 {
-	boost::asio::io_service	mIOService;
+	boost::asio::io_service	mIOService, mAuxService;
 
 	Wallet					mWallet;
 	UniqueNodeList			mUNL;