re-indent management layout and orient db highlight repo

app/repositories/orient_db/highlight_repository.rb

@@ -2,18 +2,16 @@ module OrientDb
   class HighlightRepository < Base
 
     def find_all
-      connection.query "SELECT FROM Highlight"
+      connection.query "SELECT * FROM Highlight"
     end
 
-    def insert_data (name,url)
-       connection.command "INSERT INTO Highlight (name,URL) VALUES ('#{name}','#{url}')"
+    def insert_data (name, url)
+      connection.command "INSERT INTO Highlight (name,URL) VALUES ('#{name}','#{url}')"
     end
 
 
     def destroy_data(id)
-        return @connection.command "DELETE VERTEX Highlight where @rid = '#{id}'"
-      rescue
-        return nil
+      @connection.command "DELETE VERTEX Highlight where @rid = '#{id}'"
     end
 
   end

app/views/layouts/management.html.erb

@@ -65,4 +65,4 @@
   </nav>
 </aside>
 </body>
-</html>
+</html>
\ No newline at end of file