Refactor test_setup_boot_disk
disk INITHELLO tests ...
Fix INITHELLO for dsk images

    * This has apparently been broken since around the turn of the millenium from an ancient refactor.  Luckily I still
      have earlier pre-git code drops ;-)
Refactor style/whitespace
Enable abusive CPU_TRACING test
Balance EffectiveAddr_X ... CPU_TRACING test passes