revert to kafka.CompressionNone && add dot after each lines

Author: ryarnyah

common/kafka/kafka.go

@@ -116,7 +116,7 @@ func getCompression(opts url.Values) (kafka.CompressionCodec, error) {
 	case "lz4":
 		return kafka.CompressionLZ4, nil
 	default:
-		return -1, fmt.Errorf("Compression '%s' is illegal. Use none, snappy, lz4 or gzip", comp)
+		return kafka.CompressionNone, fmt.Errorf("Compression '%s' is illegal. Use none, snappy, lz4 or gzip", comp)
 	}
 }
 

docs/sink-configuration.md

@@ -191,15 +191,15 @@ So, we provide kafka brokers' list and topics about timeseries & topic in url's
 Options can be set in query string, like this:
 
 * `brokers` - Kafka's brokers' list.
-* `timeseriestopic` - Kafka's topic for timeseries. Default value : `heapster-metrics`
-* `eventstopic` - Kafka's topic for events. Default value : `heapster-events`
-* `compression` - Kafka's compression for both topics. Must be `gzip` or `none` or `snappy` or `lz4`. Default value : none
+* `timeseriestopic` - Kafka's topic for timeseries. Default value : `heapster-metrics`.
+* `eventstopic` - Kafka's topic for events. Default value : `heapster-events`.
+* `compression` - Kafka's compression for both topics. Must be `gzip` or `none` or `snappy` or `lz4`. Default value : none.
 * `user` - Kafka's SASL PLAIN username. Must be set with `password` option.
 * `password` - Kafka's SASL PLAIN password. Must be set with `user` option.
 * `cacert` - Kafka's SSL Certificate Authority file path.
 * `cert` - Kafka's SSL Client Certificate file path (In case of Two-way SSL). Must be set with `key` option.
 * `key` - Kafka's SSL Client Private Key file path (In case of Two-way SSL). Must be set with `cert` option.
-* `insecuressl` - Kafka's Ignore SSL certificate validity. Default value : `false`
+* `insecuressl` - Kafka's Ignore SSL certificate validity. Default value : `false`.
 
 For example,