packagist.org failed to crawl the repo reporting...
```
Reading composer.json of darksparrow/deegraph-php (master)
Importing branch master (dev-master)
Skipped branch master, Invalid package information:
License "Mozilla Public License Version 2.0" is not a valid SPDX license identifier, see https://spdx.org/licenses/ if you use an open license.
If the software is closed-source, you may use "proprietary" as license.
```
Cerys Lewis