Add MobileFrontend support and fix issues spotted during PR review :D

#31

LocalSettings.php.tmpl

@@ -5,7 +5,6 @@ if ( !defined( 'MEDIAWIKI' ) ) {
 	exit;
 }
 
-
 ## Uncomment this to disable output compression
 # $wgDisableOutputCompression = true;
 
@@ -116,6 +115,13 @@ $wgGroupPermissions['*']['read'] = false;
 $wgGroupPermissions['*']['read'] = true;
 {{ end }}
 
+# Enabled skins.
+# The following skins were automatically enabled:
+wfLoadSkin( 'MonoBook' );
+wfLoadSkin( 'Timeless' );
+wfLoadSkin( 'Vector' );
+wfLoadSkin( 'MinervaNeue' );
+
 ## Default skin: you can change the default skin. Use the internal symbolic
 ## names, ie 'vector', 'monobook':
 
@@ -126,12 +132,10 @@ $wgDefaultSkin = "tweeki";
 $wgDefaultSkin = "vector";
 {{ end }}
 
-# Enabled skins.
-# The following skins were automatically enabled:
-wfLoadSkin( 'MonoBook' );
-wfLoadSkin( 'Timeless' );
-wfLoadSkin( 'Vector' );
-wfLoadSkin( 'MinervaNeue' );
+{{ if eq (env "MOBILEFRONTEND_ENABLED") "1" }}
+wfLoadExtension( 'MobileFrontend' );
+$wgDefaultMobileSkin = 'minerva';
+{{ end }}
 
 # Enabled extensions. Most of the extensions are enabled by adding
 # wfLoadExtensions('ExtensionName');