cms-sw/cmssw — pull request #1515 by ianna (2013-11-19 10:13:10+00:00)
Title: Corrected YE4 shape and material

* New Heavy Boron concrete material - density is correct, but its composition should be updated
* Corrected shape of YE4 (dimensions checked against an engineering drawing) including filling it with the above material - YE4_in
* Some small details are still missing