Problem:    Using "p" in Visual block mode only changes the first line.
Solution:   Repeat the put in all text in the block. (Christian Brabandt)

Problem:    When joining lines comment leaders need to be removed manually.
Solution:   Add the 'j' flag to 'formatoptions'. (Lech Lorens)

Problem:    When the clipboard isn't supported: ":yank*" gives a confusing
            error message.
Solution:   Specifically mention that the register name is invalid.
            (Jean-Rene David)

Various runtime file updates.