CMSSW_6_2_0_SLHC13_patch1

Changes since CMSSW_6_2_0_SLHC13:

1. 4055 from @mark-grimes: Fix Shashlik assert reconstruction created: 2014-05-30 12:35:29 merged: 2014-05-30 12:47:49

2. 3992 from @bsunanda: Phase2 hgx4 simulation created: 2014-05-23 16:26:45 merged: 2014-05-29 09:07:52

3. 3980 from @geonmo: Code cleaning and fix label of plots. created: 2014-05-23 09:33:12 merged: 2014-05-28 15:12:43

4. 3958 from @jshlee: typo in CSCSectorReceiverLUT l1 created: 2014-05-22 06:45:37 merged: 2014-05-28 15:07:44