! allow the list class to use the sprite icon

Signed-off-by: Spuds <spuds@spudsdesign.com>
! Allow the settings class to use the sprite icon

Signed-off-by: Spuds <spuds@spudsdesign.com>
! allow config_vars to use the sprite icon

Signed-off-by: Spuds <spuds@spudsdesign.com>
Merge pull request #1117 from Spuds/headers

Allow headers to make use of the hdicon