修改讨论区

修改讨论区界面，好友界面，发表状态界面
改用调试阶段的签名key
筛选条件调整
add bean
Merge remote-tracking branch 'origin/jing'
Merge remote-tracking branch 'origin/CSSPeter'
从相册添加多张照片
布局
q11
Merge remote-tracking branch 'origin/JZ'
Merge remote-tracking branch 'origin/jing'
添加greenDAO
- -
Merge remote-tracking branch 'origin/guozun'
jz