Reaction.model property
Reaction.model property

Fixes #144

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