Squashed 'user/plugins/problems/' content from commit 0cba3ed

git-subtree-dir: user/plugins/problems
git-subtree-split: 0cba3ed74df07c76e101a549c70c584a3ea00c00
Merge commit '42d5ff27e1f8b71c67b3667ca3ef82850f608f34' as 'user/plugins/problems'
Squashed 'user/plugins/error/' content from commit 4c9e342

git-subtree-dir: user/plugins/error
git-subtree-split: 4c9e34285ee4fde118ab0a87ca7211555e94ce3c
Merge commit '571bcabd5bd81c82e5e641107b155121102ca25b' as 'user/plugins/error'