Refactor HltCache

• Cache for settings is treated more like TCK
• Add option to disable cache for settings (DISABLE_SETTINGS_CACHE=TRUE)
• Use datetime.now().year as DataType and use the latest global tags
• Suppress warnings from Boost and ROOT
• Refactor functor cache post action and make sure it's invoked last
• Suppress all python logging WARNINGs for functor cache
• Add Calibration_VeloMicroBias settings to functor cache
• See LBHLT-47