Modify Schema to allign with resolution of Issue 386, to wit
Recommend changing the "Note" field for "Power Units" to "Enumeration of Power Units, e.g., MVA (total power), MW (real power), MVAR (reactive power)", changing the "Note field for "Energy Units" to "Enumeration of Energy Units, e.g., MVAh (total energy), MWh (real energy), MVARh (reactive energy)", and removing the "VAR Units" row from Table 6-7.