200kV Wien filter - FINAL

Wien filter refurbishing for 200 keV beam: +/- 20kV per electrode plate and 20A/75V coils

* Wien HV controls meeting 10/28/20
* Wien magnetic field mapping and characterization meeting 10/27/20
* Wien filter 200 keV upgrade tasks update 10/26/20->H Wien filter chamber fixed magnet now fits, fixtures assembled
* Wien filter 200 keV upgrade tasks update 10/21/20->H Wien filter chamber back to the shop for lug skimming
* Wien filter 200 keV upgrade tasks update 10/20/20->V Wien filter ready for field mapping