Reorder structure VARIAMOS GUI module

[lufe089]

I'm submitting a...

[ ] Regression (a behavior that used to work and stopped working in a new release)
[ ] Bug report  
[ ] Feature request
[ ] Documentation issue or request
[ x] Improvement request
[ ] Support request => Please do not submit support request here

Current behavior

Source code is placed in different packages inside the GUI project. It is required to migrate the current source code to place resources such as images and properties files in a predefined place in order to avoid problems with absolute paths when loading images, text messages, resources