Fixed #32 : concept groups are not correctly updated

Fixed #35 : Refactor test helper class (CNC, CC, CIO)
Fixed #36 : Concept values are not used when declared with variable expression
Fixed #37 : Objects in memory lose their values are restart
Fixed #38 : func(a=b, c) (which is not allowed) raise an exception

src/core/sheerka/services/SheerkaEvaluateConcept.py

@@ -4,7 +4,7 @@ from core.builtin_concepts import BuiltinConcepts
 from core.builtin_helpers import expect_one, only_successful, evaluate, ensure_concept
 from core.concept import Concept, DoNotResolve, ConceptParts, InfiniteRecursionResolved, AllConceptParts, \
     concept_part_value
-from core.global_symbols import NotInit
+from core.global_symbols import NotInit, CURRENT_OBJ
 from core.rule import Rule
 from core.sheerka.services.SheerkaConceptManager import SheerkaConceptManager
 from core.sheerka.services.SheerkaExecute import ParserInput
@@ -535,6 +535,8 @@ class SheerkaEvaluateConcept(BaseService):
             if context.sheerka.isa(concept, context.sheerka.new(BuiltinConcepts.AUTO_EVAL)):
                 sub_context.protected_hints.add(BuiltinConcepts.EVAL_BODY_REQUESTED)
 
+            sub_context.add_to_short_term_memory(CURRENT_OBJ, concept)
+
             try:
                 self.initialize_concept_asts(sub_context, concept)
             except ChickenAndEggException as ex: