Adding docs for #209 and #210 to UPGRADING.md for #220.
Adding docs for #209 and #210 to UPGRADING.md for #220.

Karlamon/roundware-server,jslootbeek/roundware-server,jslootbeek/roundware-server,eosrei/roundware-server,IMAmuseum/roundware-server,eosrei/roundware-server,yangjackascd/roundware-server,eosrei/roundware-server,Karlamon/roundware-server,jslootbeek/roundware-server,Karlamon/roundware-server,IMAmuseum/roundware-server,probabble/roundware-server,eosrei/roundware-server,probabble/roundware-server,yangjackascd/roundware-server,IMAmuseum/roundware-server,Karlamon/roundware-server,IMAmuseum/roundware-server,yangjackascd/roundware-server,yangjackascd/roundware-server,probabble/roundware-server,jslootbeek/roundware-server,probabble/roundware-server