Added app.py for connecting to backend.
Added requirements.txt for later deployments
Added backend api queries for friend requests, friend accepts, changed some activity feed data, added more for setting goals
Added accept/reject button to newsfeed and connected accept to backend, mostly.
Added a number of functions to load data within html to render pages from backend
Pretty much everything is connected to the database now, just working out the details more
A few tweaks here and there
Did some styling things. Fixed the add goal api better.
You can now add tasks on the goaltree page. Also, fixed some styling things on the homepage.