Upgraded mongo-java-driver to 2.12.2
Added an ObjectId extractor to lift-mongo.
Added MongoRecord extractor to lift-mongodb-record
Added RecordRules.displayName.
Added MongoRules.collectionName
Documented the types that MongoListField supports.
Fix setFromJValue on MongoListField
Make AsObjectId.asObjectId public
Use StringHelpers.charSplit in MongoRules.
Added mongodb.JsonExtractors for DBObject <-> JValue conversions.
Merge pull request #1566 from lift/tcn_mongo_stuff

Mongo enhancements
Merge remote-tracking branch 'origin/master' into antonio_scala_2_11

Conflicts:
	persistence/mongodb-record/src/test/scala/net/liftweb/mongodb/record/MongoFieldSpec.scala
Separate target directory for pre-2.11 project.

sbt 0.13.5 barfs if this isn't the case, and it's probably a good idea
anyway.