Exokit Browser -> Exobrowser in header

Author: Avaer Kazmer

index.html

@@ -482,7 +482,7 @@
       <a href="https://browser.exokit.org">
         <img class=icon src="logo.svg"/>
       </a>
-      <a href="/" class="nav" id="explore-dropdown">Exokit Browser</a>
+      <a href="/" class="nav" id="explore-dropdown">Exobrowser</a>
       <a class="nav" id="controls-dropdown">Controls</a>
       <div class="popdown" id="controls-popdown">
         <table>