- added custom/editable ship jump logs, #709

- fixed DB setup error: "`system`.`description` can´t have a default value", closed #701
- upgraded "lazyload" js lib `v1.9.5` → `v1.9.7`
- upgraded multiple 3rd party NPM dependencies for Gulp build

app/main/controller/api/rest/abstractrestcontroller.php

@@ -0,0 +1,45 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: exodu
+ * Date: 13.10.2018
+ * Time: 16:14
+ */
+
+namespace Controller\Api\Rest;
+
+use Controller;
+
+abstract class AbstractRestController extends Controller\AccessController {
+
+    /**
+     * get send data from request
+     * API requests require "Content-Type: application/json"
+     * -> $_POST does not include request data -> request BODY might contain JSON
+     * @param \Base $f3
+     * @return array
+     */
+    protected function getRequestData(\Base $f3) : array {
+        $data = [];
+        if( !empty($body = $f3->get('BODY')) ){
+            $bodyDecode = json_decode($body, true);
+            if(($jsonError = json_last_error()) === JSON_ERROR_NONE){
+                $data = $bodyDecode;
+            }else{
+                $f3->set('HALT', true);
+                $f3->error(400, 'Request data: ' . json_last_error_msg());
+            }
+        }
+
+        return $data;
+    }
+
+    /**
+     * render API response to client
+     * @param $output
+     */
+    protected function out($output){
+        echo json_encode($output);
+    }
+
+}