header item / header footer animation / item style typeA B C
add some hover animation
login box, historyItem
[ychiaoli] Merge 0101new to user model branch and finish user login
Merge remote-tracking branch 'origin/0101new' into usermodel

Conflicts:
	public/index.html
[ychiaoli] add facebook login support, but not finished yet
itemDetail
[ychiaoli] Add Facebook OAuth 2.0 & Manage Page (Not finished yet)
Merge branch '0114new' into usermodel
Merge branch 'dev_fe' into dev

Conflicts:
	server/foodsafety.py