move obj-str conversion out of the Message class
Merge branch 'forwarder' into dev
serialize the raw field first before dump
snsgui: add RSSSummary and RenrenBlog platform support
Merge pull request #81 from iptux/snsgui_add_platform

snsgui: add RSSSummary and RenrenBlog platform support
UT for RSS2RW update
unify config reference style
code cleaning
RSS update with Message, UT fix
fix timeout for new message; UT
default link check; UT
rename is_authed to a private method
Merge branch 'fqj1994-master' into dev
Merge branch 'master' of github.com:fqj1994/snsapi into dev
text_length_limit in full new_channel entry; some code cleaning
FB plugin. Change convention:

   * 'app_key' + 'app_secret'
   * 'expires_in'
   * auth_info
   * two stage auth flow. (upper layers can substitute
   `request_url` and `fetch_code` to implement different senarios)
fix 'expires' and save longer token if refreshed:

   * FB call it 'expires' in the long token URL;
   call it 'expires_in' in the short token URL.
   * I'm wordless...
Merge branch 'dev' of git://github.com/hupili/snsapi into dev
fault tolerance for second stage; test OK with SNSRouter
(facebook) change expire_after to relative time