Squashed 'breadcrumb/' content from commit fb73ccc

git-subtree-dir: breadcrumb
git-subtree-split: fb73ccc811297080c73a23533384b08e4604d9fc
Merge commit 'a30f2a7c20ad93ef75c6704f3ccedd1fdd53f3fe' as 'breadcrumb'
add breadcrumb vendor