rename everything from ntb to ost & some spring cleaning

README.md

...-toradex/recipes-kernel/linux/linux-toradex-rt_%.bbappend

meta-ntb/recipes-images/base/ntb-image.bb

meta-ntb/recipes-kernel/linux/linux-yocto-rt/bblue/defconfig

meta-ntb/recipes-kernel/linux/linux-yocto-rt_%.bbappend

meta-ntb/recipes-kernel/linux/linux-yocto/bblue/defconfig

meta-ntb/recipes-kernel/linux/linux-yocto_%.bbappend

meta-ntb/recipes-ntb/helloworld/helloworld_1.0.bb

meta-ost-ros/conf/layer.conf

.../base-files/base-files/0001-add-tmpfs-mount-for-ros.patch

...st-ros/recipes-core/base-files/base-files_3.0.14.bbappend

meta-ost-ros/recipes-images/base/ost-ros-image.bb

meta-ost-ros/recipes-user/ost-user/ost-user_%.bbappend

meta-ost-toradex/conf/layer.conf

meta-ost-toradex/conf/machine/cb20.conf

...toradex/recipes-bsp/u-boot/u-boot-toradex/uboot-dtb.patch

...-ost-toradex/recipes-bsp/u-boot/u-boot-toradex_%.bbappend

...ipes-core/base-files/base-files/fix-readonly-rootfs.patch

...oradex/recipes-core/base-files/base-files_3.0.14.bbappend

...toradex/git/arch/arm/boot/dts/imx6dl-colibri-cb20-old.dts