add: process request with images.
fix: strpos returns FALSE, not NULL, this causes bugs
fix: curl is actually cool with uploaded file
move url fix code together
Merge branch 'master' of github.com:pentie/twip
more strict check to update_with_media request (t mode)
fix: forward Host header from client is 不科学！
update update_with_media request argument match with API doc.
add: o mode update_with_media support
o mode update_with_media proper checking
Merge pull request #42 from pentie/master

Add support for update_with_media request
Escape leading '@' when POSTing as multipart/form-data

Would cause cURL to treat the field as a filename.
Merge pull request #49 from jimmyxu/parameters

Escape leading '@' when POSTing as multipart/form-data