Merge pull request #1 from FarmerKing/master

https://www.facebook.com/groups/1434527033427607/permalink/1441259192754391/
Merge pull request #2 from FarmerKing/master

we don't need to forloop the addednode list
Merge pull request #3 from FarmerKing/master

if the mutation target is body, skip
Merge github.com:entregreenkao/FacebookPostFilter