We have fixed the known issues in the V2.0 including:
1. Upgrade the skin css to support the latest version DNN5.23.
2. Change the options popup way through using the jquery popup, redesign the client theme icons.
3. Change the header which can't stretch automatically if the logo is too large, separate the sitemap css file, decrease the skin.css file size.
4. Modify the right corner images misalignment issues if the copyright is too long.
5. Add one new feedback_box container for the feedback module, move the images in the container to the images folder.
6. Add the headpane above the menu to meet the client's requirements.