Tomcat 8.0.11
Enhance error message in exception, error response
Sever close dependency from ML serving apps and lambda-serving; should be less directly dependent
Fix speed layer update test to match recent updated fold-in logic, and make it more accurate
Add back lambda-serving dep for tests
Add optional CDH profile for testing and to access Hadoop 2.5.x
Overhaul AUC to simplify and clarify, and more accurately select negative instances
Remove System.out accidentally left in a test
Update to Hadoop 2.5, Jersey 2.12, RAT 0.11
Initial commit for /ingest and /preference
Fix issues from last local commit