Rename Version to BaseVersion (#12)

* rename Version to BaseVersion to be in sync with RFC

* updated README for 1.0.0

Author: jfbus

README.md

@@ -6,12 +6,14 @@
 
 `go get github.com/objenious/senml`
 
-## Status: beta (no breaking changes expected)
+## Status: stable
 
-This package implements the SenML format (Sensor Measurement Lists, formerly known as Sensor Markup Language), as defined in [RFC8428](https://tools.ietf.org/html/rfc8428)
+This package implements the SenML format (Sensor Measurement Lists, formerly known as Sensor Markup Language), as defined in [RFC8428](https://tools.ietf.org/html/rfc8428).
 
 This package is used in production on the Objenious LoRaWAN platform, and is maintained.
 
+> Warning: a breaking change was introduced in version 1.0.0, with the Record.Version being renamed to Record.BaseVersion.
+
 ## Encoding/decoding
 
 Encoding to/from JSON and XML is managed by the standard library.

record.go

@@ -10,7 +10,7 @@ type Record struct {
 	BaseValue *float64 `json:"bv,omitempty"  xml:"bv,attr,omitempty"`
 	BaseSum   *float64 `json:"bs,omitempty"  xml:"bs,attr,omitempty"`
 
-	Version int `json:"bver,omitempty"  xml:"bver,attr,omitempty"`
+	BaseVersion int `json:"bver,omitempty"  xml:"bver,attr,omitempty"`
 
 	Name string `json:"n,omitempty"  xml:"n,attr,omitempty"`
 	Unit Unit   `json:"u,omitempty"  xml:"u,attr,omitempty"`
@@ -39,7 +39,7 @@ func (r *Record) Equals(r2 *Record) bool {
 	if r.BaseUnit != r2.BaseUnit {
 		return false
 	}
-	if r.Version != r2.Version {
+	if r.BaseVersion != r2.BaseVersion {
 		return false
 	}
 	if r.Name != r2.Name {

senml.go

@@ -38,8 +38,8 @@ func (p Pack) Normalize() Pack {
 		if p[i].BaseTime != 0 {
 			btime = p[i].BaseTime
 		}
-		if p[i].Version != 0 {
-			bver = p[i].Version
+		if p[i].BaseVersion != 0 {
+			bver = p[i].BaseVersion
 		}
 		if p[i].BaseUnit != "" {
 			bunit = p[i].BaseUnit
@@ -54,10 +54,10 @@ func (p Pack) Normalize() Pack {
 			bsum = *p[i].BaseSum
 		}
 		r := Record{
-			Name:    bname + p[i].Name,
-			Time:    btime + p[i].Time,
-			Unit:    bunit,
-			Version: bver,
+			Name:        bname + p[i].Name,
+			Time:        btime + p[i].Time,
+			Unit:        bunit,
+			BaseVersion: bver,
 		}
 		if p[i].Unit != "" {
 			r.Unit = p[i].Unit

senml_test.go

@@ -444,7 +444,7 @@ func TestXML(t *testing.T) {
 		},
 		{
 			src: Pack{
-				{BaseName: "urn:dev:ow:10e2073a01080063", BaseTime: 1.276020076001e+09, BaseUnit: Ampere, Version: 5, Name: "voltage", Unit: Volt, Value: Float(120.1)},
+				{BaseName: "urn:dev:ow:10e2073a01080063", BaseTime: 1.276020076001e+09, BaseUnit: Ampere, BaseVersion: 5, Name: "voltage", Unit: Volt, Value: Float(120.1)},
 				{Name: "current", Time: -5, Value: Float(1.2)},
 				{Name: "current", Time: -4, Value: Float(1.3)},
 				{Name: "current", Time: -3, Value: Float(1.4)},