*   More intuitive file naming,
*   setup simplified,
*   setup is now in script (vs. diff file),
*   removed unnecessary exec mode.

http://www.vim.org/scripts/script.php?script_id=3337

Now it's

    PEP8 - F8
    flake8 - F7  ("f" vs. "7")

The latter is alternative for `gitka` bash alias

With calls like `git --version`, "--version" was passed to grep as its
own parameter.  This also affected git tab completion features.

https://github.com/plasticboy/vim-markdown

Especially useful because of the dangetous git-am behavior and its
short name (easily confused with my often used alias `am`).

http://stackoverflow.com/questions/18489180/convention-for-my-class-in-class-method

[Flake8](http://pypi.python.org/pypi/flake8/) is a wrapper around
PyFlakes (static syntax checker), PEP8 (style checker) and Ned's
MacCabe script (complexity checker).