Removed the code to circumvent #389 in DriverTestStartHandler, as the test passes since #751
Removed the code to circumvent #389 in FailDriver, as the test passes since #751
Removed the code to circumvent #389 in the FileTest, as the test passes since #751
Removed the code to circumvent #389 in the FileTest, as the test passes since #751
remove DllsForCLR.config generation from driver code
Merge pull request #753 from Microsoft-CISL/YingdaReef

remove DllsForCLR.config generation from driver code
increase test timeouts to make all unit tests pass on slow machines and on YARN
Merge branch 'master' into weimer_389
Merge branch 'master' of https://github.com/Microsoft-CISL/REEF into weimer_486
Logging improvements

 * More REEF classes on the DriverSide now log their instantiation. This is helpful when debugging issues of multiple instantiations.
 * We now have our very own logging formatter. It prints the sequence number instead of a timestamp and also produces more dense log output.
Remove cmd files used by Streaming

Move those files to Reef-InternalApplications as they are used by by
streaming project there
move run.sh to bin folder
Merge pull request #758 from Microsoft-CISL/RemoveCmdFiles

Remove cmd files and move run.sh to bin folder
Merge pull request #757 from Microsoft-CISL/weimer_logging

Logging improvements
Merge branch 'master' of https://github.com/Microsoft-CISL/REEF into weimer_486