This code doesn't do subdirectories, so is completely broken.  It just happens to not be used in the client.

Revert "Start using nio2 in resource managers."

This reverts commit bc1238c0e5afbb49d4551b453d0963e857d2f0ae.

Change-Id: I15059dc1481448098e964df9b83d96551f0158a3
Reviewed-on: http://gerrit.dmdirc.com/3512
Reviewed-by: Chris Smith <chris@dmdirc.com>
Automatic-Compile: DMDirc Build Manager