fix UT for RSS under Fedora:

   * The feedparser raises error under Fedora if the URL
   points to nothing. It stays silent under OS X.
RSS2RW: fix unicode status update erros
(sina_wap) change the default conf for new_channel
Merge remote-tracking branch 'upstream/dev'
(facebook) add photo link to facebook feed
add original text and author to sina_wap's parsed.text
change field name of parsed to be closer to snsapi convention
remove leading : for weibo
(sina_wap) fix bug that comments_count, and reposts_count were taken swapped
Merge branch 'master' of github.com:fqj1994/snsapi into dev