RFR (S): 8136398: Create test that checks that G1 MixedGC produces correct output to logfile

[Thomas Schatzl]

Hi Kirill,

On Wed, 2015-09-23 at 15:07 +0300, Kirill Zhaldybin wrote:
> Hi Thomas,
> 
> Thank you for reviewing my fix.
> 
> Please read comments inline.

  changes look good.

Thomas