CMSSW 710 template in ConfDb for HLT menues in 72X.
cleanup generator interface as in 4306
Merge pull request #4360 from civanch/forwardport_gen

cleanup generator interface as in 4306
Merge pull request #4343 from Martin-Grunewald/710TemplateFor72X

CMSSW 710 template in ConfDb for HLT menues in 72X.
Merge remote branch 'origin/CMSSW_7_2_X' into CMSSW_7_0_X