rm solarized,markdown,nerdtree bundles for subtree
Squashed '.config/vim/bundle/vim-colors-solarized/' content from commit 528a59f

git-subtree-dir: .config/vim/bundle/vim-colors-solarized
git-subtree-split: 528a59f26d12278698bb946f8fb82a63711eec21
Merge commit '248df17d176ee1edae373801c1b3093b745afb21' as '.config/vim/bundle/vim-colors-solarized'