update
fixes in ClientJobStatusHandler: try to send init before handling messages; bugfix: infinite loop in byte[] event handler; fix the logging; refactor
fix the DriverRuntimeConfiguration: use hte right Clock StartTime handler
move sendInit() call to the right event handling method
added yarn killed logic
Merge branch 'weimer_FileUtils' into sergiym_client_job_status_init
update evaluator kill logic
update
update container request counter
make sure requestedContainerCount does not go below 0
minor fixes to the logging in YCM
fixes due to code review: remove guava dependency; minor cosmetic fixes
Merge pull request #658 from Microsoft-CISL/sergiym_client_job_status_init

Handle Evaluators killed by YARN
Merge branch 'master' of github.com:Microsoft-CISL/REEF into sergiym_pool_piggyback
code review fix: move code for building the activity configuration into a common method.