Update Website

**General**

- Gave all download pages backgrounds
- Changed Embed Images

**Lethal-Extended**

- Updated Credits
- Updated Modpack Version
- Updated Downloads

downloads.html

@@ -37,6 +37,7 @@
             </table>
             <a class="ci-link" href="https://cdn.galactiq.net/lethalextended/Lethal-Extended-Latest.zip">Latest</a>
             <a class="ci-link" href="https://cdn.galactiq.net/lethalextended/Lethal-Extended-Beta.zip">Beta</a>
+            <a class="ci-link" href="https://github.com/Lethal-Extended/Lethal-Extended/releases/download/0.4.8/Lethal-Extended-Latest.zip">0.4.8</a>
             <a class="ci-link" href="https://github.com/Lethal-Extended/Lethal-Extended/releases/download/0.4.7/Lethal-Extended-Latest.zip">0.4.7</a>
             <a class="ci-link" href="https://github.com/Lethal-Extended/Lethal-Extended/releases/download/0.4.6/Lethal-Extended-Latest.zip">0.4.6</a>
             <a class="ci-link" href="https://github.com/Lethal-Extended/Lethal-Extended/releases/download/0.4.5/Lethal-Extended-Latest.zip">0.4.5</a>