implement initial version of insert/append blank
implement initial version of insert/append blank

- cursor moves off original line with . repeat from tpope/vim-repeat
  - but it's the best i can come up with after hours of trying to make
    it work with tpope/vim-repeat
    - more like couldn't come up with

Source: https://vi.stackexchange.com/a/7278

atweiden/pacfiles,atweiden/pacfiles