added remaining LSL2 entities

LSL2/OIEVENT/SIZE/LSL_MAIN2..json

@@ -0,0 +1,11 @@
+{
+    "header": {
+        "version": 1,
+        "type": "record"
+    },
+    "body": {
+        "record1": {
+            "<1>": "declare subroutine forward_event\r\n\r\nforward_event( x, y, Width, Height )\r\n*.group_1->size = -10:@fm:-10:@fm:Width:@fm:Height\r\nRETURN 0"
+        }
+    }
+}