Sort task names to keep the same order always (#474)

This makes comparing the results of different models easier because tasks are ordered in the same way.

main.py

@@ -51,7 +51,7 @@ def pattern_match(patterns, source_list):
     for pattern in patterns:
         for matching in fnmatch.filter(source_list, pattern):
             task_names.add(matching)
-    return list(task_names)
+    return sorted(list(task_names))
 
 
 def main():