Revert "update version number to 4.2"

This reverts commit 1a33f26e.

Revert "update version number to 4.2"
7f8e0458 · Yi-Wen Chen · 1a33f26e · 7f8e0458
Commit 7f8e0458 authored 5 years ago by Yi-Wen Chen
--- a/source/Lib/CommonLib/version.h
+++ b/source/Lib/CommonLib/version.h
 #if ! defined( VTM_VERSION )
-#define VTM_VERSION "4.2"
+#define VTM_VERSION "4.1"
 #endif