patch 7.4.1115

Problem:    MS-Windows: make clean in testdir doesn't clean everything.
Solution:   Add command to delete X* directories. (Ken Takata)

Author: brammool

src/testdir/Make_dos.mak

@@ -89,6 +89,7 @@ clean:
 	-if exist Xdir1 rd /s /q Xdir1
 	-if exist Xfind rd /s /q Xfind
 	-del X*
+	-for /d %i in (X*) do @rmdir /s/q %i
 	-if exist viminfo del viminfo
 	-if exist test.log del test.log
 	-if exist messages del messages

src/version.c

@@ -741,6 +741,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1115,
 /**/
     1114,
 /**/