Patch for the application

Asked by "Scott McCreary" to upload at haikuarchives as part of a Google
Code in task:
http://www.google-melange.com/gci/task/view/google/gci2013/6080912408182784
Patched

Makefile added
Header file added and function (unmount) modified [as it is no longer
used] to fs_unmount_volume.
Merge pull request #3 from DakshShah/master

Source Patch