Honor temp_dir when creating new files.
Honor temp_dir when creating new files.

For #49.

toddfries/hubicfuse,TurboGit/hubicfuse,dan-cristian/fasthubicfuse,dan-cristian/fasthubicfuse,dan-cristian/hubicfuse,toddfries/hubicfuse,dan-cristian/hubicfuse,TurboGit/hubicfuse