Eliminate includes file and include locally as required.

Log.h

@@ -1,9 +1,11 @@
 #ifndef __Log_h__
 #define __Log_h__
 
-#include "includes"
 #include "File.h"
 #include "LogListener.h"
+#include <mutex>
+#include <string>
+#include <sstream>
 
 namespace coreutils {