Remove obsolete documentation
Remove obsolete documentation

This change removes the references to the service status metrics that
existed in the 0.7 release.

Change-Id: Iac11c6ae4c242ed5330734bcf517c7ab45617579

stackforge/fuel-plugin-lma-collector,stackforge/fuel-plugin-lma-collector,stackforge/fuel-plugin-lma-collector,stackforge/fuel-plugin-lma-collector,stackforge/fuel-plugin-lma-collector