Set correct position for commands I, A in visual mode.

Don't repeat insert mode [count] times if cursor moved in insert mode
(or after <C-O> command).

Don't repeat movement in insert mode ([count] is used only to repeat
the first inserted text).

Dot command for insert mode should be cleared if cursor moved and user
started inserting a text.

Change-Id: I4dbd0fa4e7ecedc6623838c9ad855f83276da2ce
Reviewed-by: hjk <hjk121@nokiamail.com>