Doc updates

[1eyewonder]

Proposed Changes

Added xml comments with links to the documentation. Also added some missing functions to the gitbook docs.

Types of changes

• Bugfix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist

Put an x in the boxes that apply. You can also fill these out after creating the PR. If you're unsure about any of them, don't hesitate to ask. We're here to help! This is simply a reminder of what we are going to look for before merging your code.

• Build and tests pass locally
• I have added necessary documentation (if appropriate)

Further comments

[TheAngryByrd]

This so so awesome 🎊