update user permissions table

[brandonopened]

http://docs.opensalt.org/en/v2.1/#h1b685a27e68c571dd1c317e122f34

[brandonopened]

Make more of a table structure for this/update graphic and text as well

[jmarks]

looking for a table with roles on the top and privileges vertically with check marks on the matrix indicating what rights go with which role.