Prism Interaction - events, properties. #127

Additional properties:

• interactive/interaction - (possible values: scale, position, rotation) - describes which interactions are available for user when Prism in edit mode

Additional events:

• onModeChanged (possible values: normal, highlighted, edit) - triggered when Prism change operation mode
• onRotationChanged - triggered when Prism change orientation in editMode (with user action)
• onScaleChanged - triggered when Prism change scale in editMode (with user action)
• onPositionChanged - triggered when Prism change position in editMode (with user action)