Merge pull request #7 from honestegg/master

Guard against error if the key is null
Updating MongoDB package dependency to 1.7
Merge pull request #9 from chrisdrobison/master

Updating MongoDB package dependency
Use new MongoClient for connection
Serialize NameValueCollection as ArrayOfArrays to handle nulls, non-valid BSON names etc...
Add sample web project to test / demo usage
Use official mongodb connection string format and writeconcern of 0 (unacknowledged)
Bump version to match MongoDB Driver version
Add warning about log format change
Merge remote-tracking branch 'upstream/master'