Merge branch 'mramospe-monitor' into 'master'

Implement a ThOr functor-based monitoring

See merge request !997

Phys/ParticleCombiners/src/Filter.cpp

@@ -14,10 +14,6 @@
 #include "PrAlgorithms/PrFilter.h"
 
 namespace LHCb {
-  template <>
-  struct header_map<LHCb::Particle> {
-    constexpr static auto value = LHCb::string_array{"Event/Particle.h"};
-  };
 
   template <typename T>
   struct header_map<Gaudi::NamedRange_<std::vector<const T*>>> {

Phys/ParticleCombiners/src/ParticleCombiner.cpp

@@ -10,15 +10,6 @@
 \*****************************************************************************/
 #include "CombKernel/ParticleCombiner.h"
 
-// TODO this should live in Event/Particle.h, otherwise every ThOr functor
-// algorithm using LHCb::Particle has to define this header map themselves
-namespace LHCb {
-  template <>
-  struct header_map<LHCb::Particle> {
-    constexpr static auto value = LHCb::string_array{"Event/Particle.h"};
-  };
-} // namespace LHCb
-
 using TwoBodyCombiner   = NBodyParticleCombiner<LHCb::Particle, LHCb::Particle>;
 using ThreeBodyCombiner = NBodyParticleCombiner<LHCb::Particle, LHCb::Particle, LHCb::Particle>;
 using FourBodyCombiner  = NBodyParticleCombiner<LHCb::Particle, LHCb::Particle, LHCb::Particle, LHCb::Particle>;