Removes obsolete code related to composed operations
Dynamic configuration support for operations that are part of a composed operation

The proxy that is responsible for creating new operation instances that are part of a composed operation now evaluates all lambda expressions that are part of the options hash in the context of this composed operation.
Renames AutoConfiguringOperation to OperationFactory
Version bump: v0.3.1 -> v0.4.0
Release v0.4.0