DDJ RZX hide beatgrid and improving display quality

Add function to hide the beatgrid view on the central display of the ddj-rzx.  The cdj 2000nxs2 and xdj-rx2 have a perfect beatgrid view. If it is possible to make the cdj 2000nxs2 waveform  quality? Ddj Rzx has a big display quality but the waveform does not exploit it.

cdj2000 nexus2 beatgrid style: DDJ-RZX waveform quality with beatgrid: