this method got renamed, missed this bit
Fix backslash handling in File.expand_path for Windows
fix backslash handling in File.dirname on Windows, and handling of trailing (back-)slashes
Merge remote-tracking branch 'origin/master' into tim/File-Windows-backslash-handling
only accept backslashes as path separators on Windows
make sure we don't go out of bounds
Merge remote-tracking branch 'origin/tim/File-Windows-backslash-handling' into tim/File-Windows-backslash-handling
Merge pull request #573 from topazproject/tim/File-Windows-backslash-handling

Handle backslashes in File.dirname and File.expand_path on Windows
Some more passing specs.
Merge branch 'master' of github.com:topazproject/topaz
More passing specs for bignums.
more passing specs
passing specs for enumerable
Some pasing array specs
added Integer#integer?
two more passing specs
# enumerable#one,none
more passing specs for hashes + enumerators
Merge pull request #574 from kostya/one

 enumerable#one?,none?
All ObjectSpace#each_object specs pass now