Update download links

Author: jtklein

docs/_layouts/default.html

@@ -54,7 +54,7 @@ <h2 class="project-tagline">{{ page.description | default: site.description | de
           onclick="gtag('event', 'Download', { 'event_label': OSName, 'event_category': 'Downloads' });"
           download type="application/octet-stream" class="btn" style="display: inline-flex; align-items: center;">
           <img id="downloadImage" width="20" height="20" style="margin-right: 5px;">
-          <span>Download v.2.0.14 now</span>
+          <span>Download v.2.0.15 now</span>
         </a>
       </div>
       <div>
@@ -257,9 +257,9 @@ <h3 class="feature-header">Parallelization</h3>
     // Check OS to populate the download buttons
     var OSName = "Unknown";
     var downloadLink = "";
-    const windowsLink = "https://github.com/AntonelliLab/raxmlGUI/releases/latest/download/raxmlGUI-Setup-2.0.14.exe";
-    const macLink = "https://github.com/AntonelliLab/raxmlGUI/releases/latest/download/raxmlGUI-2.0.14-universal.dmg";
-    const linuxLink = "https://github.com/AntonelliLab/raxmlGUI/releases/latest/download/raxmlGUI-2.0.14.AppImage";
+    const windowsLink = "https://github.com/AntonelliLab/raxmlGUI/releases/latest/download/raxmlGUI-Setup-2.0.15.exe";
+    const macLink = "https://github.com/AntonelliLab/raxmlGUI/releases/latest/download/raxmlGUI-2.0.15-universal.dmg";
+    const linuxLink = "https://github.com/AntonelliLab/raxmlGUI/releases/latest/download/raxmlGUI-2.0.15.AppImage";
     const windowsImage = 'https://antonellilab.github.io/raxmlGUI/assets/img/icon_windows.svg';
     const macImage = 'https://antonellilab.github.io/raxmlGUI/assets/img/icon_macos.svg';
     const linuxImage = 'https://antonellilab.github.io/raxmlGUI/assets/img/icon_linux.svg';