Add MIT License file for plugin
Squashed 'plugins/custom/mmd_meta/' content from commit 5170a90

git-subtree-dir: plugins/custom/mmd_meta
git-subtree-split: 5170a90791a9980f8509d208cd5fac8bf95e15b8
Merge subtree 'mmd_meta'

Using path prefix:
	plugins/custom/mmd_meta

From remote at HEAD:
	https://github.com/jmeosbn/mmd_meta