Casecommons/vim-config — pull request #5 by Peeja (2011-12-03 19:32:01+00:00)
Title: Automatically delete old Fugitive buffers.

Otherwise, they tend to fill up the buffer list.

Credit to Drew Neil of Vimcasts:
http://vimcasts.org/episodes/fugitive-vim-browsing-the-git-object-database/