Fix in bin/bliss regarding CURRENT_TASK
bin/bliss: do not call .get() on current task, since it can raise an exception that would stop the whole repl; call .join() instead, since apparently _execute does not return anything in anyways
bin/bliss: do not call .get() on current task, since it can raise an exception that would stop the whole repl; call .join() instead, since apparently _execute does not return anything in anyways