[Plugin] enh: change the default paramters of update interval

openmole/plugins/org.openmole.plugin.environment.batch/src/main/scala/org/openmole/plugin/environment/batch/environment/BatchEnvironment.scala

@@ -103,9 +103,9 @@ object BatchEnvironment {
 
   val GetTokenInterval = ConfigurationLocation("BatchEnvironment", "GetTokenInterval", Some(1 minutes))
 
-  val MinUpdateInterval = ConfigurationLocation("BatchEnvironment", "MinUpdateInterval", Some(1 minutes))
-  val MaxUpdateInterval = ConfigurationLocation("BatchEnvironment", "MaxUpdateInterval", Some(10 minutes))
-  val IncrementUpdateInterval = ConfigurationLocation("BatchEnvironment", "IncrementUpdateInterval", Some(1 minutes))
+  val MinUpdateInterval = ConfigurationLocation("BatchEnvironment", "MinUpdateInterval", Some(20 seconds))
+  val IncrementUpdateInterval = ConfigurationLocation("BatchEnvironment", "IncrementUpdateInterval", Some(20 seconds))
+  val MaxUpdateInterval = ConfigurationLocation("BatchEnvironment", "MaxUpdateInterval", Some(5 minutes))
 
   val MaxUpdateErrorsInARow = ConfigurationLocation("BatchEnvironment", "MaxUpdateErrorsInARow", Some(3))