Merge pull request #4 from tidezyc/master

update
Merge pull request #5 from tidezyc/master

pull
sql文件编码部分错误
activity修改，创建，index
Merge pull request #6 from tidezyc/master

为什么每次pull要写东西啊，不写不给pull啊
photo到一半，activity到一半
Merge pull request #15 from ylnb91/master

yl 更新