Adds Sharpen icon to the Sharpen menu and Sharpen Results window

[ironcev]

Acceptance Criteria

• Create icon (#).
• Add icon to Sharpen's menu on the Tools menu.
• Add icon to Sharpen Results window:
  • Visible on View -> Other Windows -> Sharpen Results.
  • Visible when switching open documents and windows with Ctrl + Tab.
• It could be that the icon will be visible on Tools -> Sharpen -> Sharpen Results. This we don't want.

Resources

• https://docs.microsoft.com/de-de/visualstudio/extensibility/extensibility-in-visual-studio
• https://msdn.microsoft.com/en-us/library/xc52cke4(v=vs.110).aspx
• https://github.com/Microsoft/VSSDK-Extensibility-Samples
• https://www.visualstudio.com/vs/extend/
• http://www.visualstudioextensibility.com/overview/vs/
• https://blogs.msdn.microsoft.com/codefx/2010/11/26/all-in-one-visual-studio-extensibility-code-samples/
• https://madskristensen.net/
• https://channel9.msdn.com/events/Build/2018/THR2002?term=Visual%20Studio%20extensibility

[afrlan]

"Create icon (#)"

Does that mean convert logo.svg to logo.ico? Or is actual creative work needed?

[ironcev]

@afrlan It is actually creative work needed, but not too much. I've just added @mroncev as the assignee to this task because he has expressed a wish to take it as his ramp up task.