build on pull requests

Author: dlidstrom

.github/workflows/ccpp.yml

@@ -1,6 +1,6 @@
 name: C/C++ CI
 
-on: push
+on: [push, pull_request]
 
 jobs:
   bump-tag-dry:

README.md

@@ -215,7 +215,7 @@ Send me a pull request!
 ## 1.9. Changes
 
 - 0.5
-  - Fixed malformed xml (thanks @ArsMasiuk)
+  - Fixed malformed xml (thanks [@ArsMasiuk](https://github.com/ArsMasiuk)!)
 - 0.4
   - Significant performance improvements
   - Using modern C++ techniques