Don't track /cider directory
Add forked EIN move, don't load EIN from MELPA

This is because the official EIN by tkf doesn't support iPython 2.x+,
so we need to use a hacky fork by millejoh. Hopefully tkf comes back, or
some maintained fork appears! Perhaps millejoh's is it. We an only hope.

God save the queen.
Add keybindings for awesome commands

Utilize f1-6, highlight-symbol, eshell more, recent files,
rainbow-delimiters-mode, windmove, remove more defaults.