[pumpio] Update config file style/name

pumpio/config/pumpio.config.php

@@ -0,0 +1,21 @@
+<?php
+
+// Warning: Don't change this file! It only holds the default config values for this addon.
+// Instead overwrite these config values in config/addon.config.php in your Friendica directory
+
+return [
+	'pumpio' => [
+		// application_name (String)
+		// To let the connector work properly you should define an application name.
+		// This name appears at pump.io and is important for not mirroring back posts that came from Friendica.
+		'application_name' => '',
+
+		// wall-to-wall_share (Boolean)
+		// Displays forwarded posts like "wall-to-wall" posts.
+		'wall-to-wall_share' => false,
+
+		// poll_interval (Integer)
+		// Given in minutes
+		'poll_interval' => 5,
+	],
+];