add ignore file
support weibo open api v2 now

unread count not finished
add status filter
remove .DS_Store
Memory Leak Fix
improve replies stream for api v2
add ability to access account favorite
Modify to support v2 unread api
Change Heart Beat Time To 60 sec

Weibo has no rate limit on unread api now =)
Check if user screen name is null when add to autocomplete db
Add another way to complete OAuth 2.0
Add large avatar image url to user model
Some times user dic is NSNull when parse WeiboStatus
Manually reset statuses count
Add support for trends and trend search

api need authorize
Now you can read error description
SDK will not crash any more when you delete status

Must remove observer before dealloc, if you registered it
Change auth type to OAuth 2.0 client auth type.

and you can handle token expire by receive notification.
improve token expire control
Clear up LLVM warnings