patch 9.0.0657: too many #ifdefs

Problem:    Too many #ifdefs.
Solution:   Graduate the +cmdwin feature.  Now the tiny and small builds are
            equal, drop the small build.  (Martin Tournoij, closes #11268)
diff --git a/src/Make_cyg_ming.mak b/src/Make_cyg_ming.mak
index 55d13b1..dfc5403 100644
--- a/src/Make_cyg_ming.mak
+++ b/src/Make_cyg_ming.mak
@@ -28,8 +28,8 @@
 # Updated 2014 Oct 13.
 
 #>>>>> choose options:
-# FEATURES=[TINY | SMALL | NORMAL | BIG | HUGE]
-# Set to TINY to make minimal version (few features).
+# FEATURES=[TINY | NORMAL | BIG | HUGE]
+# Set to TINY to make a minimal version (no optional features).
 FEATURES=HUGE
 
 # Set to yes for a debug build.