cleaning up some TODO's in the code
ConcreteType and DependencyCollection can take IDependencySource directly
DependencyCollection.Clone() and renamed DecoratorInterceptor to FuncInterceptor
The DecoratorInterceptor is working!
several new acceptance tests for interception, added DecorateWith<TDecorator> to IRegistry signature
adding the conditional instance filter on interception to all DSL methods on closed types
finished acceptance tests on interception, decoration on open generic types.  Closes GH-70, Closes GH-132, Closes GH-133, Closes GH-142