some config changes, add favicon, ignore pub dir

.gitignore

@@ -0,0 +1 @@
+public

config.toml

@@ -28,6 +28,10 @@ title = "Rico Ullmann · Landing Page"
   error404 = "There is no such page."
 
   [params.contact]
-    github = "https://github.com/rullmann"
-    instagram = "https://instagram.com/_0x23"
+    creative-commons-by = "https://erinnerungsfragmente.de"
+    fedora = "https://copr.fedorainfracloud.org/coprs/rullmann/"
+    github-alt = "https://github.com/rullmann"
     twitter = "https://twitter.com/_0x23"
+    xing = "https://www.xing.com/profile/Rico_Ullmann4"
+    linkedin = "https://www.linkedin.com/in/rico-ullmann-1712067b/"
+