Changed "Site navigation bar" to "Site menu"

demos/theme-gcwu-fegc/home-accueil-hsitenavbar-theme-gcwu-fegc-eng.html

@@ -77,7 +77,7 @@
 </div></div>
 
 <nav role="navigation">
-<div id="gcwu-psnb"><h2>Site navigation bar</h2><div id="gcwu-psnb-in"><div class="wet-boew-menubar"><div>
+<div id="gcwu-psnb"><h2><span>Site</span> menu</h2><div id="gcwu-psnb-in"><div class="wet-boew-menubar"><div>
 <ul class="mb-menu">
 <li><div><a href="#">Section 1</a></div></li>
 <li><div><a href="section2-eng.html">Section 2</a></div></li>