Cosmetic enhancements to Netmail/Echomail view. Fix route to show packets with more than 0-9a-f names.

routes/web.php

@@ -111,7 +111,7 @@ Route::middleware(['auth','verified','activeuser'])->group(function () {
 	Route::match(['get','post'],'link',[UserController::class,'link']);
 	Route::post('packet/contents/{o}/{packet}',[HomeController::class,'packet_contents'])
 		->where('o','[0-9]+')
-		->where('packet','[0-9a-f]+');
+		->where('packet','[0-9a-z]+');
 	Route::get('permissions',[HomeController::class,'permissions']);
 	Route::get('regions/{o}',[DomainController::class,'api_regions'])
 		->where('o','[0-9]+');