Fix 774, update container request logic to allow multiple containers of different memory amounts to be allocated
Merge remote-tracking branch 'origin' into YingdaReef
minor change to add this. prefix, for consistency
Merge branch 'master' of https://github.com/Microsoft-CISL/REEF into YingdaReef
Merge branch 'YingdaReef' of https://github.com/Microsoft-CISL/REEF into YingdaReef
Merge remote-tracking branch 'origin' into YingdaReef
add synchronized block when managing conatiner request queue
Merge branch 'master' of github.com:Microsoft-CISL/REEF into YingdaReef
Merge branch 'master' of github.com:Microsoft-CISL/REEF into YingdaReef
minor fixes in YarnContainerManager - code cleanup, simplify
synchronization, use proper logging etc.
Merge pull request #785 from Microsoft-CISL/YingdaReef

Update the container request logic to allow multiple containers of different memory amounts
remove duplicated configuraion merge
Merge pull request #802 from Microsoft-CISL/juwang-DriverServiceConfigurationFix

Fixed: Duplicate merge of DriverRuntimeConfiguration
Updated the license headers in all files
Merge pull request #803 from Microsoft-CISL/weimer_license

Updated the license headers in all files
Updated dependencies and plugins
  * Updated all dependencies (but Hadoop) to their latest versions
  * Updated all plugins to their latest version
Merge pull request #804 from Microsoft-CISL/weimer_dependency_updates

Updated dependencies and plugins
Fixing locality issue

There was a data locality bug because I was using eval ids instead of
hostnames. The dfs blocks have host names. Fixing that.
Merge pull request #806 from Microsoft-CISL/shravan_dataloading_locality

Fixing locality issue
Updated wake and tang to 0.4