clean up Jon's fixes to gap analysis
clean up Jon's fixes to gap analysis

jerkos/cobrapy,jerkos/cobrapy,JuBra/cobrapy,JuBra/cobrapy,zakandrewking/cobrapy,aebrahim/cobrapy,zakandrewking/cobrapy,jeicher/cobrapy,aebrahim/cobrapy,jeicher/cobrapy