- A lot has changed since 1.0
- The source link is simplified and has a corresponding measurement
class now
- Copied Bfield and utilties from acts examples
- Currently it only compiles. Need to check reconstruction.

It Builds with acts 4.1.0

	modified:   GeoSvc.cpp
	modified:   GeoSvc.h

	modified:   ../JugBase/src/components/GeoSvc.cpp
	modified:   CMakeLists.txt
	modified:   src/components/TrackerHitReconstruction.cpp
	new file:   src/components/TrackerSourceLinker.cpp

	modified:   src/components/ReadTestConsumer.cxx
	modified:   ../JugDigi/src/components/ExampleCaloDigi.cpp
	modified:   ../JugDigi/tests/options/example_calodigi.py

 - Removed incidnets
 - added test with geosvc

	modified:   CMakeLists.txt
	modified:   JugBase/IGeoSvc.h
	modified:   JugBase/PodioDataSvc.h
	modified:   src/PodioDataSvc.cpp
	modified:   src/components/GeoSvc.cpp
	modified:   src/components/GeoSvc.h
	new file:   tests/options/reader_with_geosvc.py
	modified:   ../JugReco/CMakeLists.txt

	new file:   JugBase/JugBase/IGeoSvc.h
	new file:   JugBase/src/components/GeoSvc.cpp
	new file:   JugBase/src/components/GeoSvc.h
	new file:   demo/compact/elements.xml
	new file:   demo/compact/gem_tracker_disc.xml
	new file:   demo/compact/materials.xml
	new file:   demo/test/options/demo_geosvc.py