Fixes to R_Addition_COm family

Fixed groups CH2CH2CH3 and CH2CH3 so that they are children of
their parent C_rad/H2/Cs

Fixed group CH[CH3]2 to to become a proper child of parent C_rad/H/NonDeC
Fixes to Birad_recombination family

Fixes to C_rad_out_OneDe/O, Cpri_rad_out_NDMustO, Cpri_rad_out_NDMustS,
and C_rad_out_OneDe/S so that they are proper children of their parents
Fixes to lone_electron_pair_bond

Fixed N3sRRR group to have R groups.
Fixed O_atom_singlet group to be O atom single rather than both 2S and 2T
Fixes to HO2_Elimination_from_PeroxyRadical family

Fixed R2OO rate rule to match the definition in groups.py

Fixed R2OO_2H_HCd group to be child of its parent R2OO_2H_HDe