BlobManager tests fail on Windows

BlobUtilsTest.before:45 null
  BlobUtilsTest.before:45 null
  BlobServerDeleteTest.testDeleteFails:291 null
  BlobLibraryCacheManagerTest.testRegisterAndDownload:196 Could not
remove write permissions from cache directory
  BlobServerPutTest.testPutBufferFails:224 null
  BlobServerPutTest.testPutNamedBufferFails:286 null
  JobManagerStartupTest.before:55 null
  JobManagerStartupTest.before:55 null
  DataSinkTaskTest.testFailingDataSinkTask:317 Temp output file has
not been removed
  DataSinkTaskTest.testFailingSortingDataSinkTask:358 Temp output file
has not been removed
  TaskManagerTest.testSubmitAndExecuteTask**:123 assertion failed:
timeout (19998080696 nanoseconds) during expectMsgClass waiting for
class org.apache.flink.runtime.messages.RegistrationMessages$RegisterTaskManager
  TaskManagerProcessReapingTest.testReapProcessOnFailure:133
TaskManager process did not launch the TaskManager properly. Failed to
look up akka.tcp://flink@127.0.0.1:50673/user/taskmanager