Make metrics descriptions more uniformized
Make metrics descriptions more uniformized

Change-Id: I24198df9d8fe220ac9512800d92c6aa586a1361b

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