#601 Add "--sar" to job command line for anamorphic x265 encoding

[wundderba]

Now MEGUI doesn't add "--sar" (Sample Aspect Ratio) command to job command line for anamorphic x265 encoding, like it does for x264.
As it is implemented for x264, shouln't be hard to add this feature for x265 encoding!?

[Zathor]

Thanks, added in 2673