add some fields for rss
add some fields for rss

pinclub/pinclub,pinclub/pinclub,cnodejs/nodeclub,Lottid/nodeclub,zaiyu-dev/club,nodejs-tw/nodeclub,jayfans3/nodeclub,Lottid/nodeclub,honger05/nodeclub,cnodejs/nodeclub,teenworks/iLoser,zaiyu-dev/club,zaiyu-dev/club,honger05/nodeclub,yorkie/nodeclub,jayfans3/nodeclub,pinclub/pinclub