dyUnzoom: The dyUnzoom plugin adds an "Unzoom" button to the graph when it's displaying
in a zoomed state (this is a bit more discoverable than the default double-
click gesture for unzooming).
Description
The dyUnzoom plugin adds an "Unzoom" button to the graph when it's displaying
in a zoomed state (this is a bit more discoverable than the default double-
click gesture for unzooming).