Convert all "lists of options" into tables

[jgostick]

At present we have modes and other optional things as bullet point lists. Let's convert them all to markdown tables.

Here is the good way

Here is the old way

[ma-sadeghi]

Hi, @nik23130: I compiled the list of files you need to go through:

OpenPNM/openpnm/algorithms/_advection_diffusion.py
OpenPNM/openpnm/algorithms/_generic_transport.py
OpenPNM/openpnm/algorithms/_ordinary_percolation.py
OpenPNM/openpnm/algorithms/_reactive_transport.py
OpenPNM/openpnm/core/_base.py
OpenPNM/openpnm/core/_mixins.py
OpenPNM/openpnm/core/_models.py
OpenPNM/openpnm/models/misc/neighbor_lookups.py
OpenPNM/openpnm/models/physics/meniscus.py
OpenPNM/openpnm/models/physics/multiphase.py
OpenPNM/openpnm/network/_bravais.py
OpenPNM/openpnm/network/_generic.py
OpenPNM/openpnm/phases/_multiphase.py
OpenPNM/openpnm/phases/mixtures/_generic_mixture.py
OpenPNM/openpnm/physics/_generic.py
OpenPNM/openpnm/topotools/_perctools.py
OpenPNM/openpnm/topotools/_topotools.py
OpenPNM/openpnm/topotools/generators/_bcc.py
OpenPNM/openpnm/topotools/generators/_fcc.py
OpenPNM/openpnm/topotools/generators/tools.py