mouse, so that highlighting disappears when you press a key. You can
also disable mouse highlighting.
+** You can now customize if selecting a region by dragging the mouse
+shall not copy the selected text to the kill-ring by setting the new
+variable mouse-drag-copy-region to nil.
+
+++
** font-lock: in modes like C and Lisp where the fontification assumes that
an open-paren in column 0 is always outside of any string or comment,
** New line-height and line-spacing properties for newline characters
-A newline may now have line-height and line-spacing text properties that
-control the height of the corresponding display row.
+A newline may now have line-height and line-spacing text or overlay
+properties that control the height of the corresponding display row.
If the line-height property value is 0, the newline does not
contribute to the height of the display row; instead the height of the