delete 2 blog posts that consist mainly of dead links

content/tutorials/greg-tutorials/greg-tutorials-first-scene.md

@@ -1,26 +0,0 @@
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-title: "Greg's Tutorial 02 - First Scene"
-date: 2020-12-12T08:00:00+00:00
-draft: false
-type: "default"
-layout: "post_layout_default"
-
-authors:
-    - "XIII-code"
-tags:
-    - "tutorials"
-    - "gregstutorials"
-    - "blog"
-
-enable_comments: true
-
-
----
-
-In this second part, we will learn how to import a model, how to use the scene composer and the terrain editor, as well as adding a sky and lights.
-
-{{< youtube Ow6te57Bq4Y >}}
-
-[Follow the serie at #gregstutorials](/tags/gregstutorials)
-
-   

content/tutorials/greg-tutorials/greg-tutorials-getting-started.md

@@ -1,25 +0,0 @@
----
-title: "Greg's Tutorial 01 - Getting Started"
-date: 2020-12-04T08:00:00+00:00
-draft: false
-type: "default"
-layout: "post_layout_default"
-
-authors:
-    - "XIII-code"
-tags:
-    - "gregstutorials"
-    - "tutorials"
-    - "blog"
-
-enable_comments: true
-
-
----
-
-Here's a new tutorial serie about jMonkeyEngine that i'm using for one of my games.
-
-{{< youtube MWB0h9U6bxA >}}
-
-[Follow the serie at #gregstutorials](/tags/gregstutorials)
-