Adding CheckResultReader object. #7226.
Merge branch '7226' of github.com:cropalato/puppet-icinga2 into feature/checkresultreader_object-7226

Adds a CheckResultReader object

Merged from: https://github.com/Icinga/puppet-icinga2/pull/55

refs# 7226: https://dev.icinga.org/issues/7226
Merge branch 'feature/checkresultreader_object-7226' into develop

Merged from: https://github.com/Icinga/puppet-icinga2/pull/55

refs# 7226: https://dev.icinga.org/issues/7226
CHANGELOG update.