Signed-off-by: mingyuan <mingyuan0715@foxmail.com>
原型继承模型的统一设计
Signed-off-by: mingyuan <mingyuan0715@foxmail.com>
new item bug fixed
item parent_id 允许选择空白
跳转修正
完善about & post之间关系
foot 采用cell组件
Merge branch 'master' into tijian

Conflicts:
	db/development.sqlite3