Modify Model File (use of abstract files)
list of files
design
Merge branch 'master' of https://github.com/Kinokoh/googleDriveFaces

Conflicts:
	src/main/java/com/isima/zzdrive/model/Directory.java
	src/main/webapp/about.xhtml
	src/main/webapp/files.xhtml
	src/main/webapp/templates/connected.xhtml