Tab Completion for File Names

![tern_for_sublime-path-autocomplete](https://user-images.githubusercontent.com/53537663/71558374-aa239480-2a20-11ea-9e0f-cd05509710f3.gif)

For some time, I've noticed that the tab completion for file names seems to insert the completion hint inside of the current text that I'm typing rather than replacing it completely.

Would be great to know if there's a quick fix for this - thanks!