Upgrade column management with possibility to return to the initial columns. Little debug in all tag list.
--- a/.hgsubstate Wed Dec 07 15:06:35 2011 +0100
+++ b/.hgsubstate Wed Dec 07 17:19:10 2011 +0100
@@ -1,1 +1,1 @@
-22377c9e2eae8c71229d4a4035ac60be03033aa1 vendor/bundles/IRI/Bundle/WikiTagBundle
+ec51b9f4695f353ee1db8b32e773b4d905de438f vendor/bundles/IRI/Bundle/WikiTagBundle