Remove linux-yocto recipes.
	deleted:    recipes-kernel/files/jetson-tk1-non_hardware.cfg
	deleted:    recipes-kernel/files/jetson-tk1-preempt-rt.scc
	deleted:    recipes-kernel/files/jetson-tk1-standard.scc
	deleted:    recipes-kernel/files/jetson-tk1-tiny.scc
	deleted:    recipes-kernel/files/jetson-tk1-user-config.cfg
	deleted:    recipes-kernel/files/jetson-tk1-user-features.scc
	deleted:    recipes-kernel/files/jetson-tk1-user-patches.scc
	deleted:    recipes-kernel/files/jetson-tk1.cfg
	deleted:    recipes-kernel/files/jetson-tk1.scc
	deleted:    recipes-kernel/linux-yocto_3.14.bbappend
Add L4T kernel recipe. (R21.1.0)
	new file:   recipes-kernel/linux/linux-L4T/defconfig
	new file:   recipes-kernel/linux/linux-L4T_3.10.bb
	new file:   recipes-kernel/linux/linux-dtb.inc
	new file:   recipes-kernel/linux/setup-defconfig.inc
Add new machine conf. (jetson tk1 L4T)
	new file:   conf/machine/jetson-tk1-l4t.conf