Rename StringUtils.[ch] to XUtils.[ch]
diff --git a/TasksMeter.c b/TasksMeter.c
index ef7e496..a13766e 100644
--- a/TasksMeter.c
+++ b/TasksMeter.c
@@ -9,7 +9,7 @@
 
 #include "CRT.h"
 #include "Platform.h"
-#include "StringUtils.h"
+#include "XUtils.h"
 
 
 static const int TasksMeter_attributes[] = {