Filled in directoryIsEmpty. It does not work at present because the iterator.hasNext() is returning true even when the directory is empty.
Merge branch 'master' of https://github.com/FIU-SCIS-Senior-Project-2014-Fall/Java-GlusterFS
Merge branch 'master' of https://github.com/FIU-SCIS-Senior-Project-2014-Fall/Java-GlusterFS
Edited the Example.java demo to use properties.