fix memory leak in creation of single leg conversions
Added the initializer
added printout to test
Merge pull request #2158 from ktf/bring-back-initializers

DB -- Bring back initializers
Merge pull request #2094 from bendavid/photonMemLeak

Reco fix -- Fix memory leak in creation of single leg conversions
Merge remote branch 'origin/CMSSW_7_0_X' into CMSSW_7_0_X