Prepare v2012.04-rc3

Signed-off-by: Wolfgang Denk <wd@denx.de>

Makefile

@@ -24,7 +24,7 @@
 VERSION = 2012
 PATCHLEVEL = 04
 SUBLEVEL =
-EXTRAVERSION = -rc2
+EXTRAVERSION = -rc3
 ifneq "$(SUBLEVEL)" ""
 U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
 else