hide injected params; empty description block

src/Doc/Business/DocBlock.php

                     $value = $matches[3];
                     $param_name = substr($param_name, 1);
 
-                    $this->all_params[$param_name] = [
-                        "name" => $param_name,
-                        "type" => $param_type,
-                        "description" => $value
-                    ];
+                    if (strpos($param_name, "_") !== 0) {
+                        $this->all_params[$param_name] = [
+                            "name" => $param_name,
+                            "type" => $param_type,
+                            "description" => $value
+                        ];
+                    }
                 }
             }
         }

src/Doc/Business/LuDocBusiness.php

         }
         else {
             $docParser = new DocBlock($description);
-            $description = $docParser->description;
+            if (trim($docParser->description) != "") {
+                $description = $docParser->description;
+            }
+            else {
+                $description = "No description available";
+            }
         }
 
         $parameters = [];