Add pathogen plugin to vim via git submodules

.gitmodules

@@ -1,3 +1,6 @@
 [submodule ".zsh.d/externals.d/zsh-syntax-highlighting"]
 	path = .zsh.d/externals.d/zsh-syntax-highlighting
 	url = git://github.com/zsh-users/zsh-syntax-highlighting.git
+[submodule ".vim/bundle/pathogen"]
+	path = .vim/bundle/pathogen
+	url = http://github.com/tpope/vim-pathogen.git

.vim/bundle/pathogen

@@ -0,0 +1 @@
+Subproject commit ab64b4ddd0c184a528780b498a0b0a5b40248f7c