Track uptime. Update local fee schedule based on load manager.

src/cpp/ripple/Application.cpp

@@ -52,6 +52,7 @@ Application::Application() :
 	mJobQueue.setThreadCount();
 	mSweepTimer.expires_from_now(boost::posix_time::seconds(10));
 	mSweepTimer.async_wait(boost::bind(&Application::sweep, this));
+	mLoadMgr.init();
 }
 
 extern const char *RpcDBInit[], *TxnDBInit[], *LedgerDBInit[], *WalletDBInit[], *HashNodeDBInit[], *NetNodeDBInit[];