### Bug fixes

Fix a bug that could cause out-of-view editors to get a nonsensical viewport and fail to scroll into view when asked to.

Fix a bug where  would return 0 when clicking below the content if the last line was replaced with a block widget decoration.

Fix an issue where clicking at the position of the previous cursor in a blurred editor would cause the selection to reset to the start of the document.

Fix an issue where composition could be interrupted if the browser created a new node inside a mark decoration node.