Added cross cock strobe module
BUG FIX: DRT incorrectly resetting

The reset signal was not corretly processed in the DRT state block, so
the reset was not exclusively being exectued
MINOR CHANGE: change in the commands for sim

Just reading back some status values within the simulation
Added a SPI controller tester
Migrated Olympus controller to Nysa

Cleaned up code to control Dionysus on a low level and added it to Nysa.
Currently most of the userland controllers are inside Olympus. Since
this code is working now I can start adapting all those Olympus
based controllers to Nysa