The following images are missed but there are references on it in css files

resources/ext-theme-gray/images/tab-bar/tab-bar-default-right-bg.gif
resources/ext-theme-gray/images/tab-bar/tab-bar-default-left-bg.gif
resources/ext-theme-neptune/images/layout/mini-top.png
resources/ext-theme-neptune/images/layout/mini-bottom.png
resources/ext-theme-neptune/images/menu/group-checked.png