JAVA-1361: Introduce InsertOptions class as the preferred way of setting continueOnError and added insert(List<DBObject>, InsertOptions) to DBCollection.  This is in preparation for removal of WriteConcern.continueOnError
JAVA-1363: Removed WriteConcern.continueOnError property and added exclusion to CLIRR.
Fixed WriteConcern exclusions in CLIRR report
Added missing @since annotations to MongoCredential class
JAVA-828: support for SCRAM-SHA-1.
added unit tests for PlainAuthenticator.
added unit tests for the NativeAuthenticator.
added unit tests for the X509Authenticator.
JAVA-1330: Updated ReadPreference to be consistent with master by introducing TagSet and deleting Tags.
fixed tests to handle request identifiers differently.
Added DuplicateKey tests to the CreateIndexesSpecification

JAVA-1382
Turn off duplicate index tests for 2.7 temporarily