adding tagbar
Squashed 'vim/bundle/tagbar/' content from commit 9ee516e

git-subtree-dir: vim/bundle/tagbar
git-subtree-split: 9ee516ee6ff5eb4ac21bb0c5a13b1b6d2bd4919f
Merge commit 'fb7701e15cc6aa03a2971bb66b543b815cc04eff' as 'vim/bundle/tagbar'