Add r2r checker (#355)
-rw-r--r-- 37 .gitignore
-rw-r--r-- 11358 LICENSE
drwxr-xr-x - Managed
drwxr-xr-x - NativeLauncher
-rw-r--r-- 561 README.md
-rw-r--r-- 523 dotnet-launcher.manifest
drwxr-xr-x - packaging
drwxr-xr-x - resource
drwxr-xr-x - tests
drwxr-xr-x - tools