Fixed #61 : SheerkaDebugManager: Add get_value()

Fixed #60 : Hash error when ReturnValue is a list of list
Fixed #59 : Implement smart_get()
Fixed #58 : SheerkaPromptCompleter: Cannot parse concept token
Fixed #57 : SheerkaPrompt: Add concept autocompletion
Fixed #56 : automatically backup command
Fixed #54 : I can record execution status
Fixed #53 : ConceptManager: modify_concept fails

tests/core/test_utils.py

@@ -430,6 +430,19 @@ def test_i_can_deep_copy_a_custom_type():
     assert core.utils.sheerka_deepcopy(Removed) is Removed
 
 
+def test_i_can_deep_copy_concepts_than_look_the_same():
+    foo = Concept("foo")
+    foo2 = Concept().update_from(foo)
+    foo2.set_value("prop_name", "prop_value")
+    assert foo != foo2
+
+    copied_foo = core.utils.sheerka_deepcopy(foo)
+    copied_foo2 = core.utils.sheerka_deepcopy(foo2)
+
+    assert copied_foo != copied_foo2
+    assert len({copied_foo, copied_foo2}) == 2
+
+
 @pytest.mark.parametrize("expression1, expression2, expected", [
     ("foo bar baz", "foo bar baz", True),
     ("foo()", " foo ( ) ", True),