* Updated README to add instructions on Notifications.
* Resolves#8 - Implemented scrolling and clicking to change workspaces.
* Remove the hover effect on workspaces as its no longer applicable.
* Added an option to opt in to GPU usage.
* Catch and log error if exists during GPU stat monitoring.
* Removed unimplemented category header for System Tray in options
* Update the readme to indicate this change.
