sr6,8,9: eq2j -> ge2j
clarify passSR7
clarify passSR6,8,9
implement passDrllMax
implement passPtllMin
implement passMtLlmetMin
implement passMETRelMin
implement passMtMinlmetMin (should move these fn to some kin lib
default min metRel 50
make sr6 and sr7 the same
drop nj==1 block
add some counters sr 6,7,8,9
remove some obsolete noj, 1j, 2j,... histos
fix calls to passMt*
not interested anymore in nj==2, merge ==2 with >=2
remove some obsolete histos
drop met terms histos
rearrange if
drop 90_120 histos, rearrange other m_ll histos