patch 7.4.2158

Problem:    Result of getcompletion('', 'cscope') depends on previous
            completion. (Christian Brabandt)
Solution:   Call set_context_in_cscope_cmd().

src/version.c

@@ -763,6 +763,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2158,
 /**/
     2157,
 /**/