removed orphan code

include/optional.hpp

@@ -1,29 +0,0 @@
-#pragma once
-
-template<class T>
-class Optional
-{
-    public:
-        Optional(): _empty(true)
-        { };
-
-        Optional(T v): _empty(false), _value(v)
-        { }
-
-        T value() const
-        { return _value; }
-
-        bool isPresent() const
-        { return !_empty; }
-
-        bool isAbsent() const
-        { return _empty; }
-
-    static Optional<T> empty()
-        { return Optional<T>(); }
-
-    private:
-        bool _empty;
-        T _value;
-};
-

src/curseOutput.cpp

@@ -11,7 +11,6 @@
 #include "jsonObject.hh"
 #include "jsonArray.hh"
 #include "jsonPrimitive.hh"
-#include "optional.hpp"
 
 static CurseOutput *runningInst = nullptr;