I use FuzzyFinder (http://www.vim.org/scripts/script.php?script_id=1984) instead of Command-T, and I would also add:

Endwise: https://github.com/tpope/vim-endwise, Matchit: https://github.com/tsaleh/vim-matchit, NerdTree: https://github.com/scrooloose/nerdtree, Surround: https://github.com/tpope/vim-surround, Snipmate: https://github.com/msanders/snipmate.vim (compulsory)