Add MIT License Disclaimer to File in dist Folder

[RoboticMind]

Since this file is likely to be directly redistributed without including any other files, it should probably mention that it's under MIT in the file so that others know it's MIT. Currently it just says
Copyright © 2019 Javan Makhmali with no mention of MIT licensing

[nijk]

Yes, this confused me as well. @javan can you confirm that this project really is under MIT license?

[javan]

can you confirm that this project really is under MIT license?

details-element-polyfill/LICENSE

Line 1 in 844e193

The MIT License (MIT)

details-element-polyfill/package.json

Line 23 in 844e193

"license": "MIT",

details-element-polyfill/README.md

Line 29 in 844e193

Licensed under the [MIT License](LICENSE)