Suggestion: Add a switch to sync Filer working directory to term window

[jackliu145]

1 sync to 2 if I change working directory in 2 ???, It is just a sugesstion

[kingToolbox]

Duplicate #132

Ok, I will implement this in the WindTerm 2.4 or WindTerm 2.5 version, Any progress will be updated here, please stay tuned, thank you.

[realzhang]

不好使，打开F9也不会自动同步；试了ZSH和bash，都不会自动同步。只有登录的第一下，还有手动可以。