Add tooltips to buttons (#637)

* Add tooltips

* Fix whitespace

* Avoid overloaded word canvas

* Clean render function

* Switch folder to fragment

plugin/src/App/Components/IconButton.lua

@@ -75,6 +75,8 @@ function IconButton:render()
 
 			BackgroundTransparency = 1,
 		}),
+
+		Children = Roact.createFragment(self.props[Roact.Children]),
 	})
 end