Add timestamp to error reports.

gelbooru_poster.py

@@ -278,7 +278,10 @@ def main():
                 
                 # If error, print error and continue
                 except Exception as e:
+                    #Print time
                     print("\n\n" + cfg_name + ": Error: ", file=log_file)
+                    print(time.strftime("%Y-%m-%d %H:%M:%S", time.localtime()), file=log_file)
+                    print("\n\n", file=log_file)
                     traceback.print_exc(file=log_file)
                     continue