+ Callable

+ Queryable
+ Data
+ Service
- const.js
# Attribute -> ContextInformation
# AttributeList -> ContextInformationList
# updated the example Widget and Interpreter
# updated unit test to accommodate these changes
# [Aggregator, Interpreter, Widget] doesSatisfyTypeOf(contextInformation) -> doesSatisfyKindOf(contextInformation)
# [Interpreter, Widget] doesSatisfyKindOf(contextInformation) moved to Component
# [Widget] Widget(discoverer, attributes) -> Widget(discoverer)
# [Widget] sendToSubscriber(callback) -> _sendToSubscriber(callback)
# [ContextInformation] _type -> _dataType (getter/setter accordingly)
# [ContextInformation] equalsTypeOf(contextInformation) -> isKindOf(contextInformation) (_isTypeOf accordingly)
# [ContextInformation] equalsValueOf(contextInformation) -> equals(contextInformation)
# [ContextInformationList] putIfTypeNotContained(contextInformation) -> putIfKindNotContained(contextInformation)
# [ContextInformationList] containsTypeOf(contextInformation) -> containsKindOf(contextInformation)
# [ContextInformationList] containsValueOf(contextInformation) -> contains(contextInformation)
# [ContextInformationList] equalsTypesIn(contextInformationList) -> isKindOf(contextInformationList)
# [ContextInformationList] equalsValuesIn(contextInformationList) -> equals(contextInformationList)