updated for version 7.3.065

Problem:    Can't get current line number in a source file.
Solution:   Add the <slnum> item, similar to <sfile>.

src/version.c

@@ -714,6 +714,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    65,
 /**/
     64,
 /**/