Remove vim plugin supertab

I am am changing it from submodule to a subtree
Squashed '.vim/bundle/supertab/' content from commit 7a32e08

git-subtree-dir: .vim/bundle/supertab
git-subtree-split: 7a32e0866bfea26cf7781935289df131d1d0c0e0
Merge commit '1bc301733ab23ac820f9a658a939403c847c2da7' as '.vim/bundle/supertab'
Remove vim plugin syntastic

I will be adding it as a subtree.
Squashed '.vim/bundle/syntastic/' content from commit 55e8b51

git-subtree-dir: .vim/bundle/syntastic
git-subtree-split: 55e8b51219fb74664a1658aa63409fe1b08118bd
Merge commit '1bf1d6fb170f8852ce91d818405cd29a817cbe52' as '.vim/bundle/syntastic'
Remove vim plugin fugitive

I will readd it as a subtree.
Squashed '.vim/bundle/vim-fugitive/' content from commit 34e2d25

git-subtree-dir: .vim/bundle/vim-fugitive
git-subtree-split: 34e2d2538a634a0a820a56994333ffa1fec1bc58
Merge commit 'ba0f2b8ad36c4aa81fe5763832b0b747b9b88949' as '.vim/bundle/vim-fugitive'