NOVA: experimental vga support for console

Can be used for debugging if no serial interface is available.
fix: _map_page changed to _map_pages in master
print to vga console also if no serial device was found
add a delay to every printf for readable output
Merge branch 'experimental_vga_console' into thinkpad-t510
increase vga console delay
added scripts for creating a grub2 entry and running on the toughpad
use frambuffer prinit mode
check why call to vbe info func fails