fix to return a module instance from each override method instance (to re-prepending consistency)
add attr_reader for tests
add helper function to emulate dynamo context safely
rename from Context to Contexts: Indeed, this class handles many contexts for one module
add support super by magic call "dynamo_super"
rename of Contexts
fix DynaMo::Contexts and its tests
remove comment which does not make sense now
comment about what I want