spectrometer design and 100g designs tested but tutorial in progress just
adding file as a place holder

  * tutorial 1 programming with i2c utility
  * platform yellow block clock configurations
  * platform clocking diagrams
  * update to `vitis` in startsg

modify much of the steps and include instructions for both quad and dual tile
rfsocs. try to document out more of the functionality and some of the
limitations in the configuration mask

tutorial one with photos

See merge request alpaca/casper/tutorials_devel!2