sd_card: Enable 8-bit/52Mhz mode for eMMC
Remove debug message
Suppress warnings in release mode

Fixes #698
cli_monitor: Add reboot command for Fiasco.OC

In addition to the new reboot command, this patch tries to reduce the
artifacts caused by the interplay of the kernel debugger and
terminal_mux.
Coding style fixes
panda: add route to timer in run script

Fix #700
cli_monitor_ldso.diff
l4linux_dynamic.diff
terminal_cub.diff
terminal_mux_clear_ok.diff
terminal_mux_route_for_timer.diff