small cleanup + comment

src/ThemeMetric.h

@@ -21,7 +21,7 @@ public:
 template<class T>
 struct ThemeMetricTypeTraits
 {
-        enum { Callable = 1 };
+	enum { Callable = 1 };
 };
 
 /* LuaReference and apActorCommands return the function directly without calling it. */
@@ -162,7 +162,8 @@ public:
 
 	bool IsLoaded() const	{ return m_Value.IsSet(); }
 
-	//Hacks for VC6 for all boolean operators.
+	// Hacks for VC6 for all boolean operators.
+	// todo: get rid of these -aj
 	bool operator ! () const { return !GetValue(); }
 	bool operator && ( const T& input ) const { return GetValue() && input; }
 	bool operator || ( const T& input ) const { return GetValue() || input; }