Repository.Init doesn't make .git folder hidden on windows

[davidfowl]

When using Repository.Init I realized it doesn't make the .git folder hidden on windows (not sure what it does on other OSes). Is this by design or just something that's missing?

[nulltoken]

@davidfowl I've committed a fix on vNext branch. Could you give it a try?

[davidfowl]

This works.

[nulltoken]

Final version of the fix.

[nulltoken]

Merged in LibGit2Sharp/vNext