indentation

README.md

@@ -7,11 +7,11 @@ Howto build
 -----------
 
 ```bash
-	# change to plugin source code directory
-	$# cd ~/rosetta_migration_plugin_dummy
+# change to plugin source code directory
+$# cd ~/rosetta_migration_plugin_dummy
 
-	# create JAR file
-	$# jar cf rosetta_migration_plugin_dummy.jar .
+# create JAR file
+$# jar cf rosetta_migration_plugin_dummy.jar .
 ```
 
 Howto install