Move Breeze::Metrics into breezemetrics.h to reduce recompilations
Also remove some unnecessary inclusions of breeze.h
Previously, changing any value in Breeze::Metrics caused 40 files to recompile. Now only 12 files are recompiled.
Also remove some unnecessary inclusions of breeze.h
Previously, changing any value in Breeze::Metrics caused 40 files to recompile. Now only 12 files are recompiled.