VOL-4337: Code upgrade for 3/2020 G.988 support and remaining Extended Message Set support

Change-Id: I6c5e1a167216ad9b51e9da89460e9909465ae1bc
diff --git a/generated/ethernetframeperformancemonitoringhistorydatadownstream.go b/generated/ethernetframeperformancemonitoringhistorydatadownstream.go
index bdb2660..de3bb40 100644
--- a/generated/ethernetframeperformancemonitoringhistorydatadownstream.go
+++ b/generated/ethernetframeperformancemonitoringhistorydatadownstream.go
@@ -27,23 +27,22 @@
 
 // EthernetFramePerformanceMonitoringHistoryDataDownstreamClassID is the 16-bit ID for the OMCI
 // Managed entity Ethernet frame performance monitoring history data downstream
-const EthernetFramePerformanceMonitoringHistoryDataDownstreamClassID ClassID = ClassID(321)
+const EthernetFramePerformanceMonitoringHistoryDataDownstreamClassID = ClassID(321) // 0x0141
 
 var ethernetframeperformancemonitoringhistorydatadownstreamBME *ManagedEntityDefinition
 
-// EthernetFramePerformanceMonitoringHistoryDataDownstream (class ID #321)
+// EthernetFramePerformanceMonitoringHistoryDataDownstream (Class ID: #321 / 0x0141)
 //	This ME is identical to the Ethernet frame PM history data upstream ME, with the exception that
 //	it monitors downstream traffic.
 //
 //	Attributes
 //		Managed Entity Id
-//			Managed entity ID: This attribute uniquely identifies each instance of this ME. Through an
-//			identical ID, this ME is implicitly linked to an instance of a MAC bridge port configuration
-//			data. (R, setbycreate) (mandatory) (2-bytes)
+//			This attribute uniquely identifies each instance of this ME. Through an identical ID, this ME is
+//			implicitly linked to an instance of a MAC bridge port configuration data. (R, setbycreate)
+//			(mandatory) (2-bytes)
 //
 //		Interval End Time
-//			Interval end time: This attribute identifies the most recently finished 15-min interval. (R)
-//			(mandatory) (1-byte)
+//			This attribute identifies the most recently finished 15-min interval. (R) (mandatory) (1-byte)
 //
 //		Threshold Data 1_2 Id
 //			Threshold data 1/2 ID: This attribute points to an instance of the threshold data 1 ME that
@@ -51,69 +50,66 @@
 //			data 2 ME is optional. (R,-W, setbycreate) (mandatory) (2-bytes)
 //
 //		Drop Events
-//			Drop events:	The total number of events in which packets were dropped due to a lack of
-//			resources. This is not necessarily the number of packets dropped; it is the number of times this
-//			event was detected. (R) (mandatory) (4-bytes)
+//			The total number of events in which packets were dropped due to a lack of resources. This is not
+//			necessarily the number of packets dropped; it is the number of times this event was detected.
+//			(R) (mandatory) (4-bytes)
 //
 //		Octets
-//			Octets:	The total number of upstream octets received, including those in bad packets, excluding
-//			framing bits, but including FCS. (R) (mandatory) (4-bytes)
+//			The total number of upstream octets received, including those in bad packets, excluding framing
+//			bits, but including FCS. (R) (mandatory) (4-bytes)
 //
 //		Packets
-//			Packets:	The total number of upstream packets received, including bad packets, broadcast packets
-//			and multicast packets. (R) (mandatory) (4-bytes)
+//			The total number of upstream packets received, including bad packets, broadcast packets and
+//			multicast packets. (R) (mandatory) (4-bytes)
 //
 //		Broadcast Packets
-//			Broadcast packets: The total number of upstream good packets received that were directed to the
-//			broadcast address. This does not include multicast packets. (R) (mandatory) (4-bytes)
+//			The total number of upstream good packets received that were directed to the broadcast address.
+//			This does not include multicast packets. (R) (mandatory) (4-bytes)
 //
 //		Multicast Packets
-//			Multicast packets: The total number of upstream good packets received that were directed to a
-//			multicast address. This does not include broadcast packets. (R) (mandatory) (4-bytes)
+//			The total number of upstream good packets received that were directed to a multicast address.
+//			This does not include broadcast packets. (R) (mandatory) (4-bytes)
 //
 //		Crc Errored Packets
-//			CRC errored packets: The total number of upstream packets received that had a length (excluding
-//			framing bits, but including FCS octets) of between 64-octets and 1518-octets, inclusive, but had
-//			either a bad FCS with an integral number of octets (FCS error) or a bad FCS with a non-integral
-//			number of octets (alignment error). (R) (mandatory) (4-bytes)
+//			The total number of upstream packets received that had a length (excluding framing bits, but
+//			including FCS octets) of between 64-octets and 1518-octets, inclusive, but had either a bad FCS
+//			with an integral number of octets (FCS error) or a bad FCS with a non-integral number of octets
+//			(alignment error). (R) (mandatory) (4-bytes)
 //
 //		Undersize Packets
-//			Undersize packets: The total number of upstream packets received that were less than 64-octets
-//			long, but were otherwise well formed (excluding framing bits, but including FCS). (R)
-//			(mandatory) (4-bytes)
+//			The total number of upstream packets received that were less than 64-octets long, but were
+//			otherwise well formed (excluding framing bits, but including FCS). (R) (mandatory) (4-bytes)
 //
 //		Oversize Packets
 //			NOTE 2 - If 2-000-byte Ethernet frames are supported, counts in this performance parameter are
 //			not necessarily errors.
 //
+//			The total number of upstream packets received that were longer than 1518-octets (excluding
+//			framing bits, but including FCS) and were otherwise well formed. (R) (mandatory) (4-bytes)
+//
 //		Packets 64 Octets
-//			Packets 64 octets: The total number of upstream received packets (including bad packets) that
-//			were 64-octets long, excluding framing bits but including FCS. (R) (mandatory) (4-bytes)
+//			The total number of upstream received packets (including bad packets) that were 64-octets long,
+//			excluding framing bits but including FCS. (R) (mandatory) (4-bytes)
 //
 //		Packets 65 To 127 Octets
-//			Packets 65 to 127 octets: The total number of upstream received packets (including bad packets)
-//			that were 65..127 octets long, excluding framing bits but including FCS. (R) (mandatory)
-//			(4-bytes)
+//			The total number of upstream received packets (including bad packets) that were 65..127 octets
+//			long, excluding framing bits but including FCS. (R) (mandatory) (4-bytes)
 //
 //		Packets 128 To 255 Octets
-//			Packets 128 to 255 octets: The total number of upstream packets (including bad packets) received
-//			that were 128..255 octets long, excluding framing bits but including FCS. (R) (mandatory)
-//			(4-bytes)
+//			The total number of upstream packets (including bad packets) received that were 128..255 octets
+//			long, excluding framing bits but including FCS. (R) (mandatory) (4-bytes)
 //
 //		Packets 256 To 511 Octets
-//			Packets 256 to 511 octets: The total number of upstream packets (including bad packets) received
-//			that were 256..511 octets long, excluding framing bits but including FCS. (R) (mandatory)
-//			(4-bytes)
+//			The total number of upstream packets (including bad packets) received that were 256..511 octets
+//			long, excluding framing bits but including FCS. (R) (mandatory) (4-bytes)
 //
 //		Packets 512 To 1023 Octets
-//			Packets 512 to 1023 octets: The total number of upstream packets (including bad packets)
-//			received that were 512..1-023 octets long, excluding framing bits but including FCS. (R)
-//			(mandatory) (4-bytes)
+//			The total number of upstream packets (including bad packets) received that were 512..1-023
+//			octets long, excluding framing bits but including FCS. (R) (mandatory) (4-bytes)
 //
 //		Packets 1024 To 1518 Octets
-//			Packets 1024 to 1518 octets: The total number of upstream packets (including bad packets)
-//			received that were 1024..1518 octets long, excluding framing bits, but including FCS. (R)
-//			(mandatory) (4-bytes)
+//			The total number of upstream packets (including bad packets) received that were 1024..1518
+//			octets long, excluding framing bits, but including FCS. (R) (mandatory) (4-bytes)
 //
 type EthernetFramePerformanceMonitoringHistoryDataDownstream struct {
 	ManagedEntityDefinition