Fixed version log display at start.

src/org/april/hebdobot/cli/HebdobotCLI.java

@@ -167,7 +167,7 @@ public class HebdobotCLI
                         logger.info("Basic log configuration done.");
                         logger.info("Configuration file was not found in [{}].", loggerConfigFile.getAbsoluteFile());
                     }
-                    System.out.println(new BuildInformation().toString());
+                    logger.info(new BuildInformation().toString());
 
                     // Load configuration file.
                     logger.info("Configuration file loading… ({}).", configFile.getAbsolutePath());