added output file and saving output to pickled dict

src/grogu_magn/useful.py

@@ -233,6 +233,8 @@ def print_parameters(simulation_parameters):
     )
     print("Input file: ")
     print(simulation_parameters["path"])
+    print("Output file: ")
+    print(simulation_parameters["outpath"])
     print(
         "Number of nodes in the parallel cluster: ",
         simulation_parameters["parallel_size"],
@@ -320,7 +322,7 @@ def print_atoms_and_pairs(magnetic_entities, pairs):
     )
 
 
-def print_runtime_informations(times):
+def print_runtime_information(times):
     print("Runtime information: ")
     print(f"Total runtime: {times['end_time'] - times['start_time']} s")
     print(