fixing replace

src/Microdown-Tests/MicrodownTest.class.st

@@ -91,6 +91,7 @@ MicrodownTest >> testParentLinkIsKeptOnReplaceBy [
 	new := MicTextBlock new.
 	new bodyString: 'New'.
 
+	self halt.
 	original replaceBy: new.
 	self assert: h children size equals: 1.
 	self assert: h children first equals: new.

src/Microdown/MicElement.class.st

@@ -157,10 +157,7 @@ MicElement >> replaceBy: aMicElement [
 	Make sure that the new element parent is the parent of the receiver."
 
 	parent replace: self by: aMicElement.
-	"We use basicParent and not parent, 
-	because parent is doing an addChild:"
-	aMicElement basicParent: parent.
-	parent := nil.
+
 ]
 
 { #category : 'public' }