Derived from https://github.com/elastic/apm/issues/76 - [x] Add CENTRAL_CONFIG configuration options - [x] Implementation - [ ] Consider make all of the options changeable after the agent start but at least [the ones already supported by Kibana](https://github.com/elastic/kibana/blob/master/x-pack/plugins/apm/common/agent_configuration/setting_definitions/general_settings.ts) - [ ] Test that change the option after the agent start - [x] Mark them in the documentation with the special `Dynamic` tag - [x] [Open an issue for Kibana](https://github.com/elastic/kibana/issues/new?labels=Team%3Aapm&template=APM.md&title=%5BAPM%5D) to have UI display supported options for PHP agent - [ ] Documentation See also https://github.com/elastic/apm-agent-php/issues/778
Derived from elastic/apm#76
DynamictagSee also #778