Add nut upstream UPS States flag.

- Add ECO flag.
- Add RB flag.

Author: MaxMadcc

WinNUT_V2/WinNUT-Client_Common/Common_Enums.vb

@@ -116,6 +116,8 @@ Public Enum UPS_States
     TRIM = 1 << 11
     BOOST = 1 << 12
     ALARM = 1 << 13
+    ECO = 1 << 14 ' eConversion mode
+    RB = 1 << 15 ' Batteries need to be replaced 
 End Enum
 
 Public Enum PowerMethod