Follow up TODOs on docs rewrite.

[skrawcz]

follow up:

• add icon logo
• how to not hardcode links #308

To go live:

• merge docs branch -- docs now live under /docs/
• give the site a walk through / update anything that's stale #318
• ask for feedback
• switch links
• create redirect

Originally posted by @skrawcz in #270 (comment)

[CharityKithaka]

Hey @skrawcz I can help with the remaining tasks.

[skrawcz]

Thanks for the offer of help @CharityKithaka! What's your familiarity with reST?

[CharityKithaka]

I have read through the documentation and I have worked with a couple of concepts and syntax @skrawcz

[skrawcz]

I have read through the documentation and I have worked with a couple of concepts and syntax @skrawcz

Great! @CharityKithaka how about I give you #308 as a first task here?

[CharityKithaka]

Sure thats great. Thank you @skrawcz

[elijahbenizzy]

We are moving repositories! Please see the new version of this issue at DAGWorks-Inc/hamilton#66. Also, please give us a star/update any of your internal links.

Note that everything else (slack community, pypi packages, etc...) will not change at all.