Bumped the 1.4 rc version 

Bumped json package to 0.2.5 

Bumped bson version to use nan 0.6 fixing 0.10.22 issues 

1.3.21 fixes 

Updated package.json for rc2 

Batch operations passing on 2.4.X and 2.5.4 

No removal of close event handlers on server reconnect, emits reconne… …ct event when reconnection happens. Reconnect Only applies for single server connections as of now as semantics for ReplSet and Mongos is not clear (Issue #1056)

Merge commit '8a31908' 

Updated history 

Update gridstore.js there have a bug when i want unlink mulit filename, must have {root:} in options