patch 7.4.848

Problem:    CTRL-A on hex number in Visual block mode is incorrect.
Solution:   Account for the "0x". (Hirohito Higashi)

src/version.c

@@ -741,6 +741,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    848,
 /**/
     847,
 /**/