[freebsd91p7][vim] Install new vim plugin, ctrlp.vim.

[1] https://github.com/kien/ctrlp.vim
[freebsd91p7][vim] Install vim plugin, vbookmark.vim.

[1] https://github.com/showliu/vbookmark.vim
[2] http://code.google.com/p/name5566-vim-bookmark/