Update user agent version

Author: mboynes

lib/class-sp-api.php

@@ -48,7 +48,7 @@ public function setup() {
 		$this->request_defaults = array(
 			'sslverify'          => false,
 			'timeout'            => 10,
-			'user-agent'         => 'SearchPress 0.1 for WordPress',
+			'user-agent'         => 'SearchPress 0.2 for WordPress',
 			'reject_unsafe_urls' => false,
 		);