v0.0.2 - SPDX compliant License

Update license to comply with SPDX

v0.0.1 - Initial Release

This is the first version of randomhost/icinga-app which is released as Composer package.

It is a meta package for installing check and notification commands provided by the various randomhost/icinga-* packages.

Documentation has been written and should give a good idea on how the package is supposed to be used.