massive modified and extended development framework to begin support json api,supported several json method
support return forum breadcrumb when open topic
fixed bug:can not correctly save the image code when uploading images to tapatalk image server

Signed-off-by: TomWu <phperwuhan@gmail.com>
a bit modify for json
support return signature

Signed-off-by: TomWu <phperwuhan@gmail.com>