v0.6.0

• [breaking change]Update minimal python version to 3.11
• [breaking change]Update get_account_status_df function to account_status_df property. account_status_df is available after backtest finished.
• account_status_df contains token price now
• Add "comment_last_action" function, you can add comment to last action, If you want to record parameters or reason of this transaction, call comment_last_action() in strategy
• [breaking change]Account status df use multiindex column now.
• [breaking change]Actuator.output() has renamed to "print_result", "Output" parameter in Actuator.run() has renamed to "print".
• [breaking change]evaluating_indicator has been move to an independent module: metrics, and it's easy to use now. Also, some new performance metrics is added. Including sharp raito, alpha, beta.