Move vim settings out of plugins to ensure they all get correctly loaded after everything else [Fix #373]

vim/settings/vim-fugitive.vim

@@ -0,0 +1,15 @@
+" The tree buffer makes it easy to drill down through the directories of your
+" git repository, but it’s not obvious how you could go up a level to the
+" parent directory. Here’s a mapping of .. to the above command, but
+" only for buffers containing a git blob or tree
+autocmd User fugitive
+  \ if fugitive#buffer().type() =~# '^\%(tree\|blob\)$' |
+  \   nnoremap <buffer> .. :edit %:h<CR> |
+  \ endif
+
+" Every time you open a git object using fugitive it creates a new buffer. 
+" This means that your buffer listing can quickly become swamped with 
+" fugitive buffers. This prevents this from becomming an issue:
+
+autocmd BufReadPost fugitive://* set bufhidden=delete
+