hack: rename GetCurrentDirectory() to avoid collisions (#23)
hack: rename GetCurrentDirectory() to avoid collisions (#23)

GetCurrentDirectory() is being added to the main kythe repo's path_utils
library. Once it's submitted, well delete the function from lang-proto.
In the meantime, they need to have different names to avoid issues.
kythe/kythe,kythe/kythe,kythe/kythe,kythe/kythe,kythe/kythe,kythe/kythe,kythe/kythe,kythe/kythe,kythe/kythe,kythe/kythe,kythe/kythe