PCLStorage.Standard for .NETStandard1.4 for SkiaSharp Samples

[JimSEOW]

Perhaps you may be interested to follow this development

[lostmsu]

@JimSEOW Can you rewrite samples to use passed IFolder instead of FileSystem.Current? That choice was deliberate.

[JimSEOW]

@lostmsu the main point is to raise awareness so the SKiaSharp team and soon to be .NETStandard 2.0 for UWP developers can anticipate appropriately end of this year.