[ftools] femu: when using the logic emulator make sure to always set IDLES to...
[ftools] femu: when using the logic emulator make sure to always set IDLES to at least 4, whether in triggered or untriggered mode (additional: fdaq.cpp(m): don't display error block raw); fttcemu: 1 ms pause after first 'manual' ECR)
Closes FLX-1988