Add vim-fugitive submodule

.gitmodules

@@ -38,3 +38,6 @@
 [submodule ".vim/bundle/python-mode"]
 	path = .vim/bundle/python-mode
 	url = https://github.com/python-mode/python-mode.git
+[submodule ".vim/bundle/vim-fugitive"]
+	path = .vim/bundle/vim-fugitive
+	url = git://github.com/tpope/vim-fugitive.git

vim-fugitive @ 87c1bda4

+Subproject commit 87c1bda4d5573185a1f79c42a919c4b62bc34c42