add hgcal begin
hgcalv4 tag.
First version og HGCal.
Enable import of all HG cells.
Workaround for invalid HGcal Detids.
Move HGcalGeomtery getter in try-catch block.
Improve error message
Chech volume is assembly in material filters.
Use material colors for volume line colors.
Adde liEve dependency.
Fix EE transformation.

Conflicts:
	Fireworks/Geometry/src/FWTGeoRecoGeometryESProducer.cc
Set material transparency to 0.
Fix compialtion error.
Fix color in assembly nodes.

Conflicts:
	Fireworks/Geometry/interface/FWTGeoRecoGeometryESProducer.h
	Fireworks/Geometry/src/FWTGeoRecoGeometryESProducer.cc
Merge pull request #5143 from alja/hgcal

SLHC:: Import HGCal in reco-tgeo geometry, merge 7x devel