add back tracking particle selector, modify cuts to new defaults

[mdhildreth]

Added selector to TrackingParticles by default, change cut values to those recommended by tracking DPG.

[mdhildreth]

+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. @andersonjacob, @mark-grimes can you please take care of it?

[andersonjacob]

Essentially everything fails after this PR with the log file:

globaltag = DES19_62_V8::All
271 DQMStore::DQMStore 
HcalTopologyIdealEP::HcalTopologyIdealEP
02-Apr-2014 15:05:01 CEST  Initiating request to open file file:step1.root
02-Apr-2014 15:05:02 CEST  Successfully opened file file:step1.root
02-Apr-2014 15:05:02 CEST  Closed file file:step1.root
----- Begin Fatal Exception 02-Apr-2014 15:05:02 CEST-----------------------
An exception of category 'Configuration' occurred while
   [0] Constructing the EventProcessor
   [1] Constructing module: class=MixingModule label='mix'
Exception Message:
MissingParameter: Parameter 'stableOnlyTP' not found.
----- End Fatal Exception -------------------------------------------------

Is there a parameter missing in the configuration?

[mark-grimes]

This should be closed, it's included in #3191. I thought it would close automatically because all of the commits were merged when #3191 was merged, but that doesn't seem to have happened. @davidlange6 could you close this please?