Merge pull request #1016 from smuzaffar/IB/CMSSW_6_2_X/stable

include changes needed for new scram/config
Update data-Fireworks-Geometry and implement github method for building data.

See also cms-data/Fireworks-Geometry#5.
Merge pull request #1092 from degano/fireworks_data_SLHC_slc5

Update data-Fireworks-Geometry and implement github method for building data.
Eigen backport to 62x SLHC.

Fix #1114.
Merge pull request #1116 from degano/eigen_62XSlhc_slc5

Eigen backport to 62x SLHC.
remove accidently added cyrus-sasl/nss/nspr dependency and added back the cuda/blackhat/sherpa deps