add Psi parsing unit test for @Mapper class ConstructorWithParameter in module mapper-factory
use .md file format for TODO + flag as done some tasks I have done a while ago
add Psi parsing unit test for MultipleImplementationAsEnum of module mapper-factory
add todo to replace property instantiationType dans DASourceClass
add TODO to remove use of toList/toSet/toImmutableList/toImmutableSet
add class ImmutabilityHelper with utility methods to reduce verbose immutability code
add TODO optimize anonymous classes (Function, Predicate
add annotations to DASourceClass + del instantiationType computation in parsing
add annotations to DAMethod + del mapperMethod/mapperFactoryMethod computation in parsing