Revert "remove string data."

This reverts commit 624b1648b5.

apps/aqhome-react/types/dataobject.h

@@ -21,6 +21,7 @@ GWEN_LIST_FUNCTION_DEFS(AQHREACT_DATAOBJECT, AQHREACT_DataObject)
 enum {
   AQHREACT_DATAOBJECTTYPE_UNKNOWN=0,
   AQHREACT_DATAOBJECTTYPE_DOUBLE,
+  AQHREACT_DATAOBJECTTYPE_STRING,
   AQHREACT_DATAOBJECTTYPE_INT
 };
 
@@ -53,6 +54,9 @@ void AQHREACT_DataObject_SetDataType(AQHREACT_DATAOBJECT *dataObject, int i);
 double AQHREACT_DataObject_GetDoubleData(const AQHREACT_DATAOBJECT *dataObject);
 void AQHREACT_DataObject_SetDoubleData(AQHREACT_DATAOBJECT *dataObject, double i);
 
+const char *AQHREACT_DataObject_GetStringData(const AQHREACT_DATAOBJECT *dataObject);
+void AQHREACT_DataObject_SetStringData(AQHREACT_DATAOBJECT *dataObject, const char *s);
+
 int AQHREACT_DataObject_GetIntData(const AQHREACT_DATAOBJECT *dataObject);
 void AQHREACT_DataObject_SetIntData(AQHREACT_DATAOBJECT *dataObject, int i);
 

apps/aqhome-react/types/dataobject_p.h

@@ -24,6 +24,7 @@ struct AQHREACT_DATAOBJECT {
   int dataType;
   double doubleData;
   int intData;
+  char *stringData;
 };