Fix a possible security risk presented by path traversal.
Fix a possible security risk presented by path traversal.

Mikadily/poloniexlendingbot,BitBotFactory/poloniexlendingbot,Mikadily/poloniexlendingbot,BitBotFactory/poloniexlendingbot,BitBotFactory/poloniexlendingbot,BitBotFactory/poloniexlendingbot,Mikadily/poloniexlendingbot