email refacts trying to use creds

+ Admin user deletion from user list
+ Admin send email confirmation message from user list
+ WebSocket minor change

src/Yavsc/Views/Manage/Index.cshtml

@@ -26,7 +26,7 @@
             } else {
                 <text>
                   <i>  (@SR["Adresse non confirmée."])</i>
-            <form asp-action="SendEMailForConfirm" asp-controller="Account" enctype="multipart/form-data">
+            <form asp-action="SendConfirationEmail" asp-controller="Account" enctype="multipart/form-data">
                 <input type="submit" value="@SR["Confirmer cette adresse"]"/>
             </form>
                 </text>