All calls to update now return a boolean value. When performing a full upate this return value is used to
check if Moonraker should wait for Klippy to reconnect.
Signed-off-by: Eric Callahan <arksine.code@gmail.com>
Transion away from Tornado's wrappers, as their implementation of
"wait()" can be confusing. Some of tornado's methods require that
you specify a delay in seconds, others requrire that you specify a
timeout relative to the Unix epoch.
Signed-off-by: Eric Callahan <arksine.code@gmail.com>