fixed ipi issue for simple example Cdc42_ppi_Ste20; ! Ste20_[KD]--[CRIB2] \n Ste20_[KD]_ipi_Ste20_[CRIB2] and Cdc42_ppi_Ste20; x Ste20_[KD]--[CRIB2] \n Ste20_[KD]_ipi_Ste20_[CRIB2] domains are correctly shown. added also Intraprotein ot get_required_state so that we get ipi states here