Fixed bug where lists failed to be deserialized correctly

SHADE_Managed/src/Serialisation/SerialisationUtilities.cxx

@@ -279,7 +279,15 @@ namespace SHADE
                         for (int i = 0; i < LIST_SIZE; ++i)
                         {
                             // Create the object
-                            System::Object^ obj = System::Activator::CreateInstance(elemType);
+                            System::Object^ obj;
+                            if (elemType == System::String::typeid)
+                            {
+                                obj = gcnew System::String("");
+                            }
+                            else
+                            {
+                                obj = System::Activator::CreateInstance(elemType);
+                            }
 
                             // Set it's value
                             if (varAssignYaml(obj, node[i]))

SHADE_Managed/src/Serialisation/SerialisationUtilities.h++

@@ -167,6 +167,10 @@ namespace SHADE
                 {
                     valueObj = 0;
                 }
+                else
+                {
+                    return false;
+                }
             }
             else 
             {
@@ -181,6 +185,10 @@ namespace SHADE
                         valueObj = FieldType();
                     }
                 }
+                else
+                {
+                    return false;
+                }
             }            
         }