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Supported tags are: scope, directEdit and showInOutlineView. 

scope: Restricts the model property to: 'design', 'runtime' or 'private'. 

Design means property can only be assigned from designer (not from scripting). Runtime means the property cannot be assigned from designer (will be hidden in Properties View). Private is an internal property, that should only be used by component itself (so component.js or component_server.js). Will not show in Properties View and cannot be assigned from scripting.

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showInOutlineView: boolean

Custom Types can show design time values in the Outline View In the Outline View, Custom Type objects have the name of the type as lables. The showInOutlineView:true tag can be added to any property definition in order to append the the design time value of that property to the label of the custom type object in the Outline View.

Security

Components can be protected using two special security types: visible and protected.

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