RT3497: Fix; don't remove header files

Doing 'config ; make clean' broke because clean removed
header files that normal build didn't create.  So don't
remove those files.  Hopefully will be better addressed by
Geoff's no-symlinks patch.
Reviewed-by: NMatt Caswell <matt@openssl.org>

Makefile.org

@@ -478,7 +478,7 @@ libclean:
 
 clean:	libclean
 	rm -f shlib/*.o *.o core a.out fluff rehash.time testlog make.log cctest cctest.c
-	rm -rf *.bak include/openssl certs/.0
+	rm -rf *.bak certs/.0
 	@set -e; target=clean; $(RECURSIVE_BUILD_CMD)
 	rm -f $(LIBS) tags TAGS
 	rm -f openssl.pc libssl.pc libcrypto.pc

crypto/Makefile

@@ -141,7 +141,6 @@ depend:
 
 clean:
 	rm -f buildinf.h *.s *.o */*.o *.obj lib tags core .pure .nfs* *.old *.bak fluff
-	rm -f opensslconf.h
 	@target=clean; $(RECURSIVE_MAKE)
 
 dclean: