Fixes for go versions 1.11 and 1.12

Author: trobro

decode.go

@@ -465,7 +465,7 @@ func (p *hjsonParser) readTfnns(dest reflect.Value, t reflect.Type) (interface{}
 			// therefore we also check if dest.Addr() implements encoding.TextUnmarshaler.
 			// But "null" is a special case: unmarshal it as nil if the original
 			// destination type is a pointer.
-			if chf == 'n' && !p.nodeDestination && t != nil && t.Kind() == reflect.Pointer &&
+			if chf == 'n' && !p.nodeDestination && t != nil && t.Kind() == reflect.Ptr &&
 				strings.TrimSpace(value.String()) == "null" {
 
 				return p.maybeWrapNode(&node, nil)

hjson_test.go

@@ -1693,7 +1693,7 @@ func (c *itsJ) UnmarshalText(text []byte) error {
 }
 
 func (c itsJ) MarshalJSON() ([]byte, error) {
-	return []byte("{\"anon\": \"" + strings.ReplaceAll(c.anon, "\"", "\\\"") + "\"}"), nil
+	return []byte("{\"anon\": \"" + strings.Replace(c.anon, "\"", "\\\"", -1) + "\"}"), nil
 }
 
 type itsK *itsJ