Fixed a bug where features were not actually being enabled/disabled because the order of the words in the subcommands was wrong.

refs#7916 : https://dev.icinga.org/issues/7916
Merge branch 'develop' into feature/parameterize_service_notification
Added refresh_icinga2_service parameters to each of the object defined types so that they can be used by themselves if the module isn't being used to also manage the Icinga 2 service.

refs# 7856 : https://dev.icinga.org/issues/7856
CHANGELOG update for https://dev.icinga.org/issues/7856

refs #7856 : https://dev.icinga.org/issues/7856
Added a README note about the refresh_icinga2_service parameter.

refs#7856 : https://dev.icinga.org/issues/7856
Merge branch 'feature/parameterize_service_notification' into develop

refs#7856 : https://dev.icinga.org/issues/7856
Add setup of (postgres) database for icinga2

Requires the puppetlabs postgresql module
Add configuration for icinga-web interface

Requires the puppetlabs apache module
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