fb-draw: add systemd service for automatical start

Additional prevent a getty being spawned for tty1
product image: add recipe

based on core-image-base
add fb-draw to the image.
add ssh server and connman to the image
create the image bundled with the deploy stucture for Toradex modules.
u-boot: patch default environment

- set framebuffer resolution to 800x600
- don't use the framebuffer console tty1 for kernel output
kernel: remove framebuffer console from defconfig