initial attachable widget implementation, flowable widget type extension, small fixes on napable and lifcycleable, initial domain extension implementation
composable widgets, advicable widgets, added new type of widgets: flow, initial implmenetation of domain extension, new virtual widget: attachable, improved sandbox event handling
updated readme
add stamps extension, update rivets and domain extensions to use the stamp extension
update indemma for scopable caching support
internalize stamps extension, update spell binding, update dialog widgets to support composition
flows widget partial release
update component, observable, indemma, and widgets for new api
Merge branch 'update_observable' into develop
Merge branch 'develop'