ar71xx: update bomb

ar71xx: update bomb

ar71xx: split tp-link image building code into a separate file
ar71xx: split legacy image building code into a separate file
ar71xx: split ubnt image building code into a separate file
ar71xx: move generic device image definitions to a separate file
ar71xx: move nand device image definitions to a separate file
ar71xx: Add support for initramfs images for OpenMesh devices
ar71xx: Generate sysupgrade images for OpenMesh devices
ar71xx: Move OpenMesh image target validation into subfunction
ar71xx: Allow OpenMesh CE images with more than 3 files
ar71xx: add kernel support for the OpenMesh OM2P-HSv3
ar71xx: add user-space support for the OpenMesh OM2P-HSv3
ar71xx: enable sysupgrade for the OpenMesh OM2P-HSv3
package/om-watchdog: add OpenMesh OM2P-HSv3 support
package/uboot-envtools: add OpenMesh OM2P-HSv3 support
ar71xx: add OM2P-HSv3 to the OM2P profile
ar71xx: add kernel support for the OpenMesh MR1750v2
ar71xx: add user-space support for the OpenMesh MR1750v2
ar71xx: enable sysupgrade for the OpenMesh MR1750v2
package/om-watchdog: add OpenMesh MR1750v2 support
package/uboot-envtools: add OpenMesh MR1750v2 support
ar71xx: extract ath10k wifi board.bin for the OpenMesh MR1750v2 board
ar71xx: add MR1750v2 to the MR1750 profile
ar71xx/cpe510: split profile into 2 profiles cpe210 and cpe510
ar71xx/cpe510: use second wifi calibration table
ar71xx: add GPIO pin for usb power switch for RouterBOARD 912
ar71xx: switch ordering and template to improve readability
ar71xx: Fix TL-WR841N v11 LEDs, use separate machine

Signed-off-by: Zoltan HERPAI <wigyori@uid0.hu>