Fixed string serialisation bug

Assets/Fungus/Flowchart/Scripts/Commands/LoadScene.cs

@@ -49,10 +49,10 @@ namespace Fungus
 
 		public virtual void OnAfterDeserialize()
 		{
-			if (sceneNameOLD != default(string))
+			if (sceneNameOLD != "")
 			{
 				_sceneName.Value = sceneNameOLD;
-				sceneNameOLD = default(string);
+				sceneNameOLD = "";
 			}
 		}
 

Assets/Fungus/Flowchart/Scripts/Commands/SendMessage.cs

@@ -46,7 +46,7 @@ namespace Fungus
 			{
 				foreach (MessageReceived receiver in receivers)
 				{
-					receiver.OnSendFungusMessage(_message);
+					receiver.OnSendFungusMessage(_message.Value);
 				}
 			}
 
@@ -60,7 +60,7 @@ namespace Fungus
 				return "Error: No message specified";
 			}
 			
-			return _message;
+			return _message.Value;
 		}
 		
 		public override Color GetButtonColor()
@@ -77,10 +77,10 @@ namespace Fungus
 
 		public virtual void OnAfterDeserialize()
 		{
-			if (messageOLD != default(string))
+			if (messageOLD != "")
 			{
 				_message.Value = messageOLD;
-				messageOLD = default(string);
+				messageOLD = "";
 			}
 		}
 

Assets/Fungus/Narrative/Scripts/Commands/SetLanguage.cs

@@ -49,10 +49,10 @@ namespace Fungus
 
 		public virtual void OnAfterDeserialize()
 		{
-			if (languageCodeOLD != default(string))
+			if (languageCodeOLD != "")
 			{
 				_languageCode.Value = languageCodeOLD;
-				languageCodeOLD = default(string);
+				languageCodeOLD = "";
 			}
 		}