Add a script to sync vim files

bin/sync-vim.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+
+set -e
+
+if [ ! -d "~/.vim" ]; then
+  echo "Syncing user dictionary" && cp ~/.vim/spell/* ~/.dotfiles/vim/spell/
+  echo "Syncing user colors" && cp ~/.vim/colors/* ~/.dotfiles/vim/colors/
+fi