Convert all coreutils/* applets to "new style" applet definitions

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/coreutils/nice.c b/coreutils/nice.c
index ce75991..3676ee6 100644
--- a/coreutils/nice.c
+++ b/coreutils/nice.c
@@ -6,6 +6,15 @@
  *
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
+//config:config NICE
+//config:	bool "nice"
+//config:	default y
+//config:	help
+//config:	  nice runs a program with modified scheduling priority.
+
+//applet:IF_NICE(APPLET(nice, BB_DIR_BIN, BB_SUID_DROP))
+
+//kbuild:lib-$(CONFIG_NICE) += nice.o
 
 //usage:#define nice_trivial_usage
 //usage:       "[-n ADJUST] [PROG ARGS]"