anchor.diff:  									%% TODO: log the upgrade action
   									{upgrade, UpgradeFunc, Rs1, Rd1}
   							end;
  -						_ ->
  +						false ->
   							decision(v3b6, Rs, Rd)
   					end
   			end
  
positive.code:     {Accept ++ AcceptEncoding ++ AcceptCharset ++ Variances, Rs4, Rd4}.
      
      
  
negative.code: 				undefined ->
  					decision(v3b6, Rs, Rd);
  				Connection ->
  					case contains_token("upgrade", Connection) of
  						true ->
  							{Choosen, Rs1, Rd1} = choose_upgrade(UpgradeHdr, Rs, Rd),
  							case Choosen of
  								none ->
  