Add a test with projection with dots
Merge branch 'mongo-3.0' of https://github.com/dwursteisen/jongo into dwursteisen-mongo-3.0
Use namespace to build DBRef

refs #230
Remove LazyWriteableDBObject during Pojo insertion

refs #230
Use ObjectId.toByteArray() to serialize ObjectId

refs #230
Use createFromLegacyFormat to convert ObjectId from bson4jackson

refs #230
Merge branch 'mongo-3.0' of https://github.com/dwursteisen/jongo into driver-3.0
Bump mongo-java-driver version to 3.0.0-SNAPSHOT

This gonna breaks the build !