added cool icons, flashy title, and did centering

centering needs to be perfected still
and this needs to be merged somewhere I think
more stuff
centering on favorites and history. needs testing
this will probably mess things up
Merge branch 'master' into jasmine
prettified login and search.html
prettified html
Merge pull request #9 from stuycs-ml7-projects/jasmine

Jasmine
quick change to history
host change in app.py
debug now false
fixed error in passcheck in login.js
added (currently not functioning) link in readme
small change in playlists.js