Fix returns in Console commands

src/Console/Addon.php

@@ -144,6 +144,8 @@ HELP;
 
 		}
 		$this->out($table->getTable());
+
+		return 0;
 	}
 
 	/**

src/Console/Contact.php

@@ -158,9 +158,10 @@ HELP;
 
 		if ($result['success']) {
 			$this->out('User ' . $user['nickname'] . ' now connected to ' . $url . ', contact ID ' . $result['cid']);
-		} else {
-			throw new RuntimeException($result['message']);
+			return true;
 		}
+
+		throw new RuntimeException($result['message']);
 	}
 
 	/**

src/Console/User.php

@@ -122,7 +122,7 @@ HELP;
 			case 'search':
 				return $this->searchUser();
 			case 'config':
-				return $this->configUser();
+				return ($this->configUser()) ? 0 : 1;
 			default:
 				throw new \Asika\SimpleConsole\CommandArgsException('Wrong command.');
 		}
@@ -513,6 +513,6 @@ HELP;
 				return false;
 		}
 
-		return false;
+		return true;
 	}
 }