8129786: Buffer overrun when passing long not existing option in JDK 9
Summary: Only make the obsolete check for valid arguments(length less than 256)
Reviewed-by: dcubed, dholmes
8129430: tests that requrie G1 should be excluded from execution on embedded platfomrs where g1 is not supported
Summary: Test group definition has been fixed
Reviewed-by: tschatzl