Move reused object structures to a standard structures folder

docs/api/structures/display.md

@@ -0,0 +1,15 @@
+# Display
+
+* `id` Integer - Unique identifier associated with the display.
+* `rotation` Integer - Can be 0, 90, 180, 270, represents screen rotation in
+  clock-wise degrees.
+* `scaleFactor` Number - Output device's pixel scale factor.
+* `touchSupport` String - Can be `available`, `unavailable`, `unknown`.
+* `bounds` Object
+* `size` Object
+* `workArea` Object
+* `workAreaSize` Object
+
+The `Display` object represents a physical display connected to the system. A
+fake `Display` may exist on a headless system, or a `Display` may correspond to
+a remote, virtual display.