update game's chatroom
jane add attack and check game over and jump to winner page
link move, add collide checking, can't finish game yet.
Merge branch 'feature/dev-yuyu-official' into develop

Conflicts:
	public/js/game.client.js
collide instead of die log
Revert "testing"

This reverts commit 53f892401f78dc4d1d2dba107ecf4ef514fcdbc4.
Merge branch 'develop' into feature/dev-tang
fix and update move event.
when player press kb, update player pos first, then send pos to server.
nothing
Merge branch 'develop' into feature/dev-tang
testing canvas, not finish