list of sponsors + fixes

- added list of sponsors, if you host an instance, it can be enabled with showSponsors.
- fixed download button thickness on ios.
- about button now opens about tab when no new changelog is available.

package.json

@@ -1,7 +1,7 @@
 {
     "name": "cobalt",
     "description": "save what you love",
-    "version": "7.5.1",
+    "version": "7.6",
     "author": "wukko",
     "exports": "./src/cobalt.js",
     "type": "module",