Updated MongoClientURI javadoc to emphasize that the constructor that takes a MongoClientOptions.Builder instance takes ownership of that instance.
Updated MongoClientURI javadoc to emphasize that the constructor that takes a MongoClientOptions.Builder instance takes ownership of that instance.

 JAVA-1774

jsonking/mongo-java-driver,jyemin/mongo-java-driver,jsonking/mongo-java-driver,rozza/mongo-java-driver,jyemin/mongo-java-driver,rozza/mongo-java-driver,PSCGroup/mongo-java-driver,gianpaj/mongo-java-driver,kay-kim/mongo-java-driver