Commandline tools required for project:

Steghide : http://steghide.sourceforge.net/download.php
GraphicsMagick: http://www.graphicsmagick.org/download.html -- Version Q8 -- 
Exiftool: http://www.sno.phy.queensu.ca/~phil/exiftool/

Path has to be set for command line tools inside src/test/resources/test.properties for tests to be run.

To skip tests add parameter -Dmaven.test.skip=true