Merge pull request #1 from jettisonjoe/master

adds gui widgets
Merge pull request #2 from jettisonjoe/master

adds p5js and sources it in the base html template.
Switch back to loading once
Merge branch 'master' of https://github.com/gesso15/HtH
Merge pull request #3 from jettisonjoe/master

uses BC instead of a negative sign
Cleaned up hello.html timeline placeholder
becuase damn it

Merge branch 'master' of https://github.com/gesso15/HtH
Changed app.py to store guess in session
Piped date selection through from timeline to server side
Merge branch 'master' of https://github.com/gesso15/HtH
Pipe selected date through from gui to server
Merge branch 'master' of https://github.com/gesso15/HtH
Removed eval and points from app.py

Code is broken untill js is fixed to look for
guess, date_begin, date_end, and game_end_flag.

also some pep8 clean up.
They don't think it be like it is, but it do.

Merge branch 'master' of https://github.com/gesso15/HtH
Added correct vars to post_guess.js

Also fixed error in app.py, was looking for a .year
Gives selector a reset method and calls it.
Merge branch 'master' of https://github.com/gesso15/HtH