// Do not remove the comment below, so we get merge conflict in
// independent branches. Instead add your own.
-#define LYX_FORMAT_LYX 451 // spitz: support for overlay args in beamer
-#define LYX_FORMAT_TEX2LYX 451 // spitz: support for overlay args in beamer
+#define LYX_FORMAT_LYX 478 // uwestoehr: mathtools' x***arrow commands
+#define LYX_FORMAT_TEX2LYX 478
#if LYX_FORMAT_TEX2LYX != LYX_FORMAT_LYX
#ifndef _MSC_VER