refactor beowolf theme
Revert "use list of funcrecs, allowing window overrides to be dynamically added"

This reverts commit c0427e435d2eb2170517438ddd4f0b5fa7a8b691.
Merge pull request #47 from unc0/master

Refactor badwolf theme, fix replace/paste mode color.
Merge branch 'master' of https://github.com/bling/vim-airline