Squashed 'orchid/' content from commit 8c6b26d

git-subtree-dir: orchid
git-subtree-split: 8c6b26d64fb635c8cdcfd174d56182c0f02ec9c3
Merge commit 'fc92e0f9d2c60ab9b0b7a7b4639723ec4bdc5dba' as 'orchid'
orchid: mavenize
add orchid as a git subtree

git subtree add --squash --prefix=orchid https://github.com/subgraph/Orchid master