Merge pull request #623 from bloqaudio/fix/save-button-dirty

web: highlight Save to flash only when there are unsaved changes

html/index.html

@@ -224,7 +224,7 @@ button.danger{background:var(--bad);color:#fff;border-color:transparent}
     <span id="ttitle"></span>
     <div id="strip"></div>
     <span id="dirty" data-i18n="hdr_dirty" data-i18n-t="hdr_dirty_t">unsaved changes</span>
-    <button class="ctl pri" id="saveBtn" data-i18n="hdr_save" data-i18n-t="hdr_save_t">Save to flash</button>
+    <button class="ctl" id="saveBtn" data-i18n="hdr_save" data-i18n-t="hdr_save_t">Save to flash</button>
   </header>
 
   <main>