release : remove accent sensitivity in treeview search input

public/admin/js/treeselect/treeselect.js

@@ -243,7 +243,7 @@
 				  currContent.slideDown(); 
 				  return false;
 				}}
-			       );
+			      );
     },
 
 
@@ -474,9 +474,28 @@
 	return;
       }
 
+      accentsTidy = function(s){
+        var r=s.toLowerCase();
+        r = r.replace(new RegExp("\\s", 'g'),"");
+        r = r.replace(new RegExp("[àáâãäå]", 'g'),"a");
+        r = r.replace(new RegExp("æ", 'g'),"ae");
+        r = r.replace(new RegExp("ç", 'g'),"c");
+        r = r.replace(new RegExp("[èéêë]", 'g'),"e");
+        r = r.replace(new RegExp("[ìíîï]", 'g'),"i");
+        r = r.replace(new RegExp("ñ", 'g'),"n");                            
+        r = r.replace(new RegExp("[òóôõö]", 'g'),"o");
+        r = r.replace(new RegExp("œ", 'g'),"oe");
+        r = r.replace(new RegExp("[ùúûü]", 'g'),"u");
+        r = r.replace(new RegExp("[ýÿ]", 'g'),"y");
+        r = r.replace(new RegExp("\\W", 'g'),"");
+        return r;
+      };
+      
+      searchText = accentsTidy(searchText);
+
       var re = new RegExp('\\b' + searchText, 'gi');
       var matches = this.itemsTree.find('li, h3').filter(function() {
-	return re.test($(this).text());
+	return re.test(accentsTidy($(this).text()));
       });
       this._highlightItems(matches);
       matches.parents(".ui-accordion-content").show();