Make an output of print_summary more readable

django_migration_linter/migration_linter.py

@@ -242,14 +242,16 @@ class MigrationLinter(object):
             print(warn_str)
 
     def print_summary(self):
-        print("*** Summary:")
+        print("")
+        print("*** Summary ***")
         print(
             (
-                "Valid migrations: {1}/{0} - "
-                "erroneous migrations: {2}/{0} - "
-                "migrations with warnings: {3}/{0} - "
-                "ignored migrations: {4}/{0}"
-            ).format(
+                "Valid migrations: {1}/{0} \n"
+                "Erroneous migrations: {2}/{0} \n"
+                "Migrations with warnings: {3}/{0} \n"
+                "Ignored migrations: {4}/{0}"
+            )
+            .format(
                 self.nb_total,
                 self.nb_valid,
                 self.nb_erroneous,