updated for version 7.4.472
Problem:    The "precedes" entry in 'listchar' will be drawn when 'showbreak
	    is set and list is not.
Solution:   Only draw this character when 'list' is on. (Christian Brabandt)
Added tag v7-4-472 for changeset af998690a884
updated for version 7.4.473
Problem:    Cursor movement is incorrect when there is a number
	    column/sign/fold column and 'sbr' is displayed.
Solution:   Adjust the column for 'sbr'. (Christian Brabandt)
Added tag v7-4-473 for changeset 1cdd5804b538