Fixes #2

Also added SPDX information for KCrash based on !1 (comment 1052278)

Reuse Information (`reuse lint`)

```
# SUMMARY

* Bad licenses: 0
* Deprecated licenses: 0
* Licenses without file extension: 0
* Missing licenses: 0
* Unused licenses: 0
* Used licenses: CC0-1.0, MPL-2.0
* Read errors: 0
* Files with copyright information: 24 / 24
* Files with license information: 24 / 24

Congratulations! Your project is compliant with version 3.2 of the REUSE Specification :-)
```