common: bootdelay: move CONFIG_BOOTDELAY into a Kconfig option

move CONFIG_BOOTDELAY into a Kconfig option. Used for this
purpose the moveconfig.py tool in tools.

Signed-off-by: Heiko Schocher <hs@denx.de>

Reviewed-by: Tom Rini <trini@konsulko.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
diff --git a/configs/vct_premium_defconfig b/configs/vct_premium_defconfig
index 29d16e3..f85deb3 100644
--- a/configs/vct_premium_defconfig
+++ b/configs/vct_premium_defconfig
@@ -1,6 +1,7 @@
 CONFIG_MIPS=y
 CONFIG_TARGET_VCT=y
 CONFIG_VCT_PREMIUM=y
+CONFIG_BOOTDELAY=5
 CONFIG_SYS_PROMPT="$ "
 CONFIG_CMD_I2C=y
 CONFIG_CMD_USB=y
@@ -10,4 +11,3 @@
 CONFIG_CMD_SNTP=y
 CONFIG_CMD_FAT=y
 CONFIG_SYS_NS16550=y
-CONFIG_USE_PRIVATE_LIBGCC=y