patch 7.4.933

Problem:    Crash when using longest completion match.
Solution:   Fix array index.

src/ex_getln.c

@@ -3704,7 +3704,7 @@ ExpandOne(xp, str, orig, options, mode)
 	    }
 	    else
 #endif
-		c0 = xp->xp_files[i][len];
+		c0 = xp->xp_files[0][len];
 	    for (i = 1; i < xp->xp_numfiles; ++i)
 	    {
 #ifdef FEAT_MBYTE

src/version.c

@@ -741,6 +741,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    933,
 /**/
     932,
 /**/