dockedWorkspaces - bug fixes and code cleanup
intellihide - bug fixes and code cleanup

bug:
dragging app icon from app display overview in GS34 failed to show workspaces dock.
thumbnailsBox - bug fixes and code cleanup

bug:
-taskbar icon not adding windows in_all_workspaces
-taskbar icon remained when window in_all_workspaces closed from another workspace

enhancements:
-added popup menu for closing window and all windows

cleanup:
-moved most caption code to workspaceThumbnails class