Playing around with deps.

Of note, rhuk said:
> The .dependencies file was developed early on and is primarily intended for setting up symlinks during development. We actually want to deprecate this and use the existing blueprints file as a way to provide dependencies and that already includes support for versions.

.dependencies

@@ -15,6 +15,10 @@ git:
         url: https://github.com/getgrav/grav-theme-quark
         path: user/themes/quark
         branch: master
+    gitlab-markdown-adapter:
+        url: https://github.com/goutte/grav-plugin-gitlab-markdown-adapter
+        path: user/plugins/gitlab-markdown-adapter
+        branch: master
 links:
     problems:
         src: grav-plugin-problems
@@ -32,3 +36,7 @@ links:
         src: grav-theme-quark
         path: user/themes/quark
         scm: github
+    gitlab-markdown-adapter:
+        src: grav-plugin-gitlab-markdown-adapter
+        path: user/plugins/gitlab-markdown-adapter
+        scm: github