Squashed 'bundle/unite-tag/' content from commit 0dd146b

git-subtree-dir: bundle/unite-tag
git-subtree-split: 0dd146b4b028d9300ca730128b027cf8ba83b7b8
Merge commit 'f2df302bd18bb987dda742da713091b0bffa31b2' as 'bundle/unite-tag'
up