added guest wait screen, connect screen, and playing screen
guest song plays when connect is clicked
host sends timestamps when song is played
moved host sound object creation to loadSongFromURL function, fixed timestamp duplicate bug
Merge branch 'combine-player-backend' of https://github.com/joshjeong/louder into combine-player-backend
kirs changes
changes i thought i had

Merge branch 'combine-player-backend' of https://github.com/joshjeong/louder into combine-player-backend
WORKING WITHIN MILLISECONDS
Merge pull request #3 from joshjeong/combine-player-backend

Combined player and backend