Add new Runnable placeholder.

TODO: Add overlay call once overlay class is created.
Initial Commit of Overlay.java
Changed call to the frame's pane
Added correct call
Removed.
Cleaned up some random snippets of code.
Added ActiveWindow detection.

Returns a string of the currently active window.
Modified method signature and made it return a RECT object in order to
position the overlay inside the active window.
Renamed Compilation
Renamed Compilation and created a public static method in order to
return a RECT of the window's dimensions
Added call to active window dimensions
Changed formatting
Added temporary setup for overlay x/y determination

This will work temporarily until the overlay needs to be repositioned.
Refactored ActiveWindow into WindowUtilities

Added getSpotifyWindowName method signature to WindowUtilties

TODO: Add method code to retrieve the name of the spotify window, if it
is active.

(Add isSpotifyOpen)
Finished temporary getSpotifyWindowName() and isOpen() in
WindowUtilities.

Removed all sysout in Overlay and SpotifyName.

Finished overlay x/y start locations.

Temporarily working - doesn't update and doesn't change on windows
refocus though.