L1: add consistency checkers for L1Parameters, L1Station, L1UMeasurementInfo, L1XYMeasurementInfo, L1MaterialInfo, L1Material, L1FieldSlice, L1FieldRegion, L1FieldValue classes

L1Algo: constexpr constants moved from L1Parameters class to the L1Constants namespace (L1Constants.h)

Fix deprecation warnings about upercase log levels. Use lowercase ones.

L1Algo: replaced THitI, TStripI typedefs with L1HitIndex_t, L1StripIndex_t, respectively; changed verbosity for L1Station::ToString function in L1Algo::Init()