:truck: Move stylesheets into main metadata file

src/meta.yml

@@ -2,6 +2,12 @@
 author: Jovian HERSEMEULE
 share-img: /include/images/avatar-cartoon600.png
 description: Le site officiel de Jovian HERSEMEULE
+
+# Technical
 version: development
 date: 1997-01-06
+css:
+        - "/include/css/bootstrap.css"
+        - "/include/css/custom/main.css"
+        - "/include/css/custom/back-to-projects.css"
 ...

src/templates/main.html

@@ -38,9 +38,6 @@ $endif$
         <!-- Meta Tags Generated via http://heymeta.com -->
 
         <!-- Style sheet -->
-        <link href="/include/css/bootstrap.css" rel="stylesheet">
-        <link href="/include/css/custom/main.css" rel="stylesheet">
-        <link href="/include/css/custom/back-to-projects.css" rel="stylesheet">
         <title>$if(title-prefix)$$title-prefix$ – $endif$$pagetitle$</title>
         <style type="text/css">
             code{white-space: pre-wrap;}