added cluster default settings

lenstools/data/cluster_default.ini

@@ -0,0 +1,27 @@
+[Directives]
+
+directive_prefix = #SBATCH 
+job_name_switch = -J  
+stdout_switch = -o  
+stderr_switch = -e  
+num_cores_switch = -n  
+num_nodes_switch = -N  
+tasks_per_node_switch = None
+queue_type_switch = -p  
+wallclock_time_switch = -t  
+user_email_switch = --mail-user=
+user_email_type = --mail-type=all
+
+[ClusterSpecs]
+
+shell_prefix = #!/bin/bash
+execution_preamble = None
+charge_account_switch = -A  
+job_starter = ibrun 
+cores_per_node = 16 
+memory_per_node = 32 
+memory_unit = Gbyte 
+cores_at_execution_switch = -n  
+offset_switch = -o  
+wait_switch = wait 
+multiple_executables_on_node = True