Added documentation for the new set_pore/throat_info 'modes'
Added documentation for the new set_pore/throat_info 'modes'


Former-commit-id: 59ab7837ca2ad058be1e2833317a1acbd731575c
Former-commit-id: c3636b855739319dea1840e5084cac50f0b5e196
PMEAL/OpenPNM,stadelmanma/OpenPNM,TomTranter/OpenPNM,amdouglas/OpenPNM,amdouglas/OpenPNM