SLHC conversion of ecal and hcal reco geometry to TGeo format

[alja]

Port changes from 7x branch.

[cmsbuild]

A new Pull Request was created by @alja (Alja Mrak-Tadel) for CMSSW_6_2_X_SLHC.

Conversion of ecal and hcal reco geometry to TGeo format

It involves the following packages:

Fireworks/Core
Fireworks/Geometry

@Dr15Jones, @cmsbuild, @alja, @nclopezo, @Degano, @ktf can you please review it and eventually sign? Thanks.
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@fratnikov, @mark-grimes you are the release manager for this.
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[alja]

+1

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next CMSSW_6_2_X_SLHC IBs unless changes or unless it breaks tests. @fratnikov, @mark-grimes can you please take care of it?

[mark-grimes]

merge