CMSSW_5_3_16_patch1

Changes since CMSSW_5_3_16:

  1. 2721 from @wmtan: Avoid playback segfault on empty file list53x created: 2014-03-04 22:34:18 merged: 2014-03-05 14:06:30

  2. 2450 from @hroskes: Update to cosmic track splitting validation created: 2014-02-13 14:49:04 merged: 2014-03-05 12:02:30

  3. 2342 from @frmeier: Patch hierarchyconstraints to CMSSW_5_3_X created: 2014-02-06 20:51:11 merged: 2014-03-05 11:52:05

  4. 2386 from @hroskes: Update to tracker alignment systematic misalignment tools created: 2014-02-10 20:15:34 merged: 2014-03-05 11:51:54

  5. 2546 from @RylanC24: fixed MixBoostEvtVtxGenerator.cc created: 2014-02-19 22:09:57 merged: 2014-03-05 11:51:43

  6. 2593 from @fatala22: Modified PhysicsTools/Utilities/scripts/edmPickEvents.py created: 2014-02-22 04:43:39 merged: 2014-03-05 11:51:31

  7. 2606 from @inugent: Update TTbar_GenLepAnalyzer.cc created: 2014-02-24 00:17:14 merged: 2014-03-05 11:51:22