Draft: Acts Track fitting

what's new:

1. Create new package "ActsHelper" to wrap the local event data model using by acts.
2. Create new service "RecActsSvc" to store the data across the acts algorithms.
3. The tracking algorithm is splited into different steps.
4. Adding track fitting algorithm.
5. Adding TPC geometry in ACTS format.

Reconstruction/RecActsTracking/ActsHelper/include/ActsHelper/Algorithms/TrackFitting/RefittingCalibrator.hpp

+#pragma once
+
+#include "Acts/EventData/MultiTrajectory.hpp"
+#include "Acts/EventData/SourceLink.hpp"
+#include "Acts/EventData/VectorMultiTrajectory.hpp"
+#include "Acts/Geometry/GeometryContext.hpp"
+#include "Acts/Geometry/GeometryIdentifier.hpp"
+#include "Acts/Surfaces/Surface.hpp"
+#include "Acts/Utilities/CalibrationContext.hpp"
+
+namespace Acts {
+class ConstVectorMultiTrajectory;
+class VectorMultiTrajectory;
+}  // namespace Acts
+
+namespace ActsHelper {
+
+struct RefittingCalibrator {
+  using Proxy = Acts::VectorMultiTrajectory::TrackStateProxy;
+  using ConstProxy = Acts::ConstVectorMultiTrajectory::ConstTrackStateProxy;
+
+  struct RefittingSourceLink {
+    ConstProxy state;
+
+    Acts::GeometryIdentifier geometryId() const {
+      return state.referenceSurface().geometryId();
+    }
+  };
+
+  void calibrate(const Acts::GeometryContext& gctx,
+                 const Acts::CalibrationContext& cctx,
+                 const Acts::SourceLink& sourceLink, Proxy trackState) const;
+};
+
+}  // namespace ActsHelper