feature: shape can be clickable hyperlink

[scanny]

Feature request:

PowerPoint allows a hyperlink to be added to a shape such that clicking the shape executes the link action. Add Shape.hyperlink.address read/write property to allow adding a hyperlink to a shape.

[scanny]

Delivered in v0.5.8 release.

[scanny]

Additional support allowing another slide in the presentation to be set as the link target was added in release 0.6.8 on Apr 18, 2018.