Add .gitignore, make hexdump look better in log output

.gitignore

@@ -0,0 +1 @@
+milter-experiment

main.go

@@ -9,6 +9,7 @@ import (
 )
 
 var (
+	// Global logger for application wide logging. Not sure if this is a good pattern yet.
 	logger Logger
 )
 
@@ -21,7 +22,7 @@ func handleMtaConnection(clientConnection *bufio.ReadWriter) {
 			break
 		} else {
 			logger.Infof("Read %d bytes from connection\n", bytesRead)
-			logger.Debugf("%s", hex.Dump(buf[0:bytesRead]))
+			logger.Debugf("Hexdump of bytes read:\n%s", hex.Dump(buf[0:bytesRead]))
 
 			// First 4 Bytes will be some integer thing "length"
 			// Let's parse that