clean. Provides the netgen report, JSON file, and run-time log of
each. Modified the scripts to tee into the run-time log file and to
add the SPICE netlist of the simple_por. Corrected the simple_por
netlist to make the xhigh resistors non-width-specific, since the
width-specific ID mask is not a GDS layer and cannot be reconstructed
from GDS (at least not with the current tech file in magic).
- signoff summary report (missing LVS results)
- DRC results
- move old CVC results to `./signoff/caravan/standalone_pvr/`
- remove dir `./signoff/caravan/lvs-signoff/` to have all files in dir `./signoff/caravan/standalone_pvr/`