Phase2 hgx20

[bsunanda]

Correction on top of Lindsay's correction

[cmsbuild]

A new Pull Request was created by @bsunanda for CMSSW_6_2_X_SLHC.

Phase2 hgx20

It involves the following packages:

Configuration/Geometry
Geometry/CMSCommonData
Geometry/FCalGeometry

The following packages do not have a category, yet:

Geometry/FCalGeometry

@civanch, @Dr15Jones, @ianna, @mdhildreth, @cmsbuild, @nclopezo, @Degano, @ktf can you please review it and eventually sign? Thanks.
@ghellwig this is something you requested to watch as well.
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@fratnikov, @mark-grimes you are the release manager for this.
You can merge this pull request by typing 'merge' in the first line of your comment.

[ianna]

+1

[mark-grimes]

merge

Tested with muons and pions on all the default scenarios. Haven't tested HGCalV4, I'll do that when I change the runTheMatrix config.