Dxtory Ver2.0.140 Release

[ExKoder]

The performance problem which occurred from 2.0.137 should be fixed. (To margin the number of buffer is small, the performance was reduced)
BackBufferCount could be confirmed in Target Page.
A start problem was improved.

ver2.0.140 (2016/10/30)
FIX: Bug of GPU scaling of multi-threading is enabled DX11.
FIX: Performance degradation problem.