Added remove selection action
Added remove selection button
Merge pull request #834 from gorco/removeButton

Remove button
Show toast method in Views
ShowToast action and "toast" style skin (skin reformatted too)
Copy shows a toast (and also clears the selection)
Adds a new flag to the Modal interface.
Adds BrushStrokes.
Adds an action to save elements drawn with BrushStrokes.
Adds a circle to BrushStrokesPicker displaying the color and the size of the strokes.
Creates the DRAW mode and PAINT toolbar.
Merge pull request #835 from RotaruDan/paintToolbar3

BrushStrokes and DRAW mode.
Merge pull request #836 from anserran/toasts

Simple Toasts mechanism
- -> _ in Skin