Change file permission only on Windows and as a second chance attempt.
Add missing -e command line argument option
Fix no log output for some users
Fix typo in platform.system() call.
Merge pull request #14 from johntconklin/feature/windows

Fix typo in platform.system() call.
Merge pull request #15 from johntconklin/feature/dirsymlink

Remove untracked symlinks to directories.