Fix documentation links, minor edits

[ptmerz]

Fixes a large number of links, adds :code: tags to a lot of places, fixes #186, uses versioneer to set version used in documentation

Todos

Notable points that this PR has either accomplished or will accomplish.

• [x] Check documentation build to review

Status

• [x] Ready to go

[codecov[bot]]

Codecov Report

Merging #187 (449af35) into master (c181955) will not change coverage. The diff coverage is n/a.