several improvements in the *screen
Merge pull request #33 from hernsys/wires-35

several improvements in the *screen
Adding Uberfire - Property Editor
Merge pull request #35 from hernsys/wires-36

Adding Uberfire - Property Editor
- fixing UF dependencies
- removing UF Image filter @deprecated
- improvement in control points with bounding box
- adding delete shape and unselect all using keys
- stabilising bounding boxes and control points
- initial in-canvas menu impl
Improving the header position in the bayesian node
Merge pull request #36 from hernsys/wires-37

Improving the header position in the bayesian node
improving the south screen and its UI implementation
Merge pull request #37 from hernsys/wires-38

improving the south screen and its UI implementation
adding node one by one to the canvas
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Merge pull request #38 from hernsys/wires-38

adding node one by one to the canvas