configs: Migrate RBTREE, LZO, CMD_MTDPARTS, CMD_UBI and CMD_UBIFS

The above CONFIG options are in Kconfig, and now have correct depends and
inter-dependencies.  Migrate these to configs/ from include/configs/.  In the
case of CMD_UBIFS also change it to be a default y if CMD_UBI.

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/omap3_beagle_defconfig b/configs/omap3_beagle_defconfig
index 3e4dee7..fbffc3c 100644
--- a/configs/omap3_beagle_defconfig
+++ b/configs/omap3_beagle_defconfig
@@ -18,6 +18,7 @@
 CONFIG_CMD_GPIO=y
 CONFIG_CMD_CACHE=y
 CONFIG_CMD_EXT4_WRITE=y
+CONFIG_CMD_MTDPARTS=y
 CONFIG_LED_STATUS=y
 CONFIG_LED_STATUS0=y
 CONFIG_LED_STATUS_BIT=1