Add include support to VM

Author: driusan

lib/VM.php

@@ -279,6 +279,11 @@ public function run(Block $block): int {
                     $dst = $frame->scope[$op->arg1];
                     $dst->bool($value);
                     break;
+                case OpCode::TYPE_INCLUDE:
+                    $file = $frame->scope[$op->arg1]->toString();
+                    $parsed = $this->context->runtime->parseAndCompileFile($file);
+		    $this->context->runtime->run($parsed);
+                    break;
                 default:
                     throw new \LogicException("VM OpCode Not Implemented: " . $op->getType());
             }