Initial commit
Add 'plugin_subtree1/' from commit 'ae836053cc8e51e40d35174f7cc15c838a6f4a3f'

git-subtree-dir: plugin_subtree1
git-subtree-mainline: f5fbf4d96904869f57b12f0b74a53e4fb7cefbf1
git-subtree-split: ae836053cc8e51e40d35174f7cc15c838a6f4a3f
License change