Squashed 'bundle/nerdtree/' changes from c3b63d2..40d05ac

40d05ac catch an error thrown when refreshing a dir with a FIFO or socket
64cb620 move a couple of functions into NERDTreeCreator

git-subtree-dir: bundle/nerdtree
git-subtree-split: 40d05ace57fb51cc2c2b2e9eb81c4832ed291630
Merge commit '080749d802df82fe6b8005dd7256dbdd60378271'
Squashed 'bundle/vim-fugitive/' changes from 1601ffc..1bce432

1bce432 Fix setting of foldmethod in :Gstatus

git-subtree-dir: bundle/vim-fugitive
git-subtree-split: 1bce4328e4c43cd76c0b29a15e525d5e3ee5befd
Merge commit '6ddfbbe30a79be41fd16fdde51f633e1d3bc51ae'
Squashed 'bundle/vim-rails/' changes from eb1b6bc..03997a0

03997a0 Recommend bundler.vim
a900633 Add boilerplate generation to navigation commands
6e6dc9e Drop b:rails_file_types
986a1ed Fix alignment of TOC with conceal

git-subtree-dir: bundle/vim-rails
git-subtree-split: 03997a0fd7d9411a455b37cf1d096ee8d021c6bf
Merge commit '0063c8da047048e54417803e20d03d0951292496'